50m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| .24.20 | Keith Kaplan | 1967 | South California Aq (USA) | 03-08-98 | Amersfoort | NED |
| .24.93 | Neill Williams | 1968 | D.C.A.C. (USA) | 03-08-98 | Amersfoort | NED |
| .25.07 | Thomas Zetzmann | 1968 | Vorspiel (GER) | 08-08-98 | Amersfoort | NED |
| .25.47 | Klay Houston | 1966 | Empire (USA) | 03-08-98 | Amersfoort | NED |
| .25.50 | Rene Schaffgans | 1965 | S.C. Janus (GER) | 08-08-98 | Amersfoort | NED |
| .25.73 | David McGrath | 1966 | Wett Ones (AUS) | 03-08-98 | Amersfoort | NED |
| .25.83 | Thomas Senn | 1967 | M.I.S.T. (???) | 03-08-98 | Amersfoort | NED |
| .26.17 | Shawn Jones | 1967 | USF Masters (???) | 03-08-98 | Amersfoort | NED |
| .26.29 | Jorg Bull | 1965 | Munchen (GER) | 08-08-98 | Amersfoort | NED |
| .26.51 | Harold Sanches | 1966 | Havana Swim Team | 08-08-98 | Amersfoort | NED |
| .26.95 | Arnold de Rover | 1964 | De Futen | 24-05-98 | Vichy | FRA |
| .27.04 | Martin Smit | 1967 | Havana Swimteam | 31-10-98 | Köln | GER |
| .27.17 | Peter de Rover | 1967 | Havana Swim Team | 03-08-98 | Amersfoort | NED |
| .28.12 | Paul Kakerissa | 1967 | Havana Swim Team | 03-08-98 | Amersfoort | NED |
| .28.28 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 26-04-98 | Amersfoort | NED |
| .28.73 | Diederik Mos | 1966 | Ketelbinkie | 03-08-98 | Amersfoort | NED |
| .28.90 | Eamonn Hamsom | 1966 | NAT Utrecht | 03-08-98 | Amersfoort | NED |
| .29.45 | Hans Gerritse | 1966 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| .29.52 | Evert Staal | 1966 | Ketelbinkie | 31-10-98 | Köln | GER |
100m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| .53.96 | Keith Kaplan | 1967 | South California Aq (USA) | 06-08-98 | Amersfoort | NED |
| .54.55 | Thomas Zetzmann | 1968 | Vorspiel (GER) | 06-08-98 | Amersfoort | NED |
| .55.90 | Rene Schaffgans | 1965 | S.C. Janus (GER) | 06-08-98 | Amersfoort | NED |
| .57.61 | Jorg Bull | 1965 | Munchen (GER) | 06-08-98 | Amersfoort | NED |
| .57.65 | Edward Bockius | 1966 | Houston Swims (USA) | 06-08-98 | Amersfoort | NED |
| .57.84 | Mark Houston | 1966 | Team NY Aquat (USA) | 02-08-98 | Amersfoort | NED |
| .57.89 | David McGrath | 1966 | Wett Ones (AUS) | 06-08-98 | Amersfoort | NED |
| .58.06 | Thomas Senn | 1967 | M.I.S.T. (???) | 06-08-98 | Amersfoort | NED |
| .58.17 | Harold Sanches | 1966 | Havana Swim Team | 06-08-98 | Amersfoort | NED |
| .58.21 | Mike Fitzgerald | 1965 | South California Aq (USA) | 06-08-98 | Amersfoort | NED |
| .59.94 | Arnold de Rover | 1964 | De Futen | 23-05-98 | Vichy | FRA |
| 1.00.99 | Peter de Rover | 1967 | Havana Swim Team | 06-08-98 | Amersfoort | NED |
| 1.02.66 | Martin Smit | 1967 | Havana Swimteam | 06-08-98 | Amersfoort | NED |
| 1.03.54 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 26-04-98 | Amersfoort | NED |
| 1.04.35 | Jan Gert Notenbomer | 1966 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| 1.04.39 | Paul Kakerissa | 1967 | Havana Swim Team | 06-08-98 | Amersfoort | NED |
| 1.04.77 | Eamonn Hamsom | 1966 | NAT Utrecht | 06-08-98 | Amersfoort | NED |
| 1.05.92 | Dave de Bruin | 1964 | NAT Utrecht | 06-08-98 | Amersfoort | NED |
| 1.06.72 | Lars van Gils | 1966 | Havana Swim Team | 06-08-98 | Amersfoort | NED |
200m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 2.03.57 | Rene Schaffgans | 1965 | S.C. Janus (GER) | 04-08-98 | Amersfoort | NED |
| 2.06.67 | Edward Bockius | 1966 | Houston Swims (USA) | 04-08-98 | Amersfoort | NED |
| 2.08.06 | Markus Follmann | 1964 | Vorspiel (GER) | 04-08-98 | Amersfoort | NED |
| 2.08.23 | Barak Attar | 1967 | Galit (???) | 04-08-98 | Amersfoort | NED |
| 2.08.32 | Johan Steiner | 1965 | Team Berkeley (USA) | 04-08-98 | Amersfoort | NED |
| 2.08.47 | David McGrath | 1966 | Wett Ones (AUS) | 04-08-98 | Amersfoort | NED |
| 2.09.05 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 04-08-98 | Amersfoort | NED |
| 2.11.10 | Mike Fitzgerald | 1965 | South California Aq (USA) | 04-08-98 | Amersfoort | NED |
| 2.14.54 | Jorg Bull | 1965 | Munchen (GER) | 04-08-98 | Amersfoort | NED |
| 2.15.30 | Hans Salemink | 1968 | R.Z.C. | 04-08-98 | Amersfoort | NED |
| 2.15.65 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 04-08-98 | Amersfoort | NED |
| 2.16.84 | Arnold de Rover | 1964 | De Futen | 23-05-98 | Vichy | FRA |
| * 2.18.32 | Joost Kuylaars | 1966 | ZPC Breda | 13-06-98 | Apeldoorn | NED |
| 2.25.17 | Gert van Espelo | 1964 | De Rijn | 04-08-98 | Amersfoort | NED |
| 2.26.74 | Ronald van Maurik | 1967 | NAT Utrecht | 31-10-98 | Köln | GER |
| * 2.27.80 | Wiljam Nijenhuis | 1964 | De Ijsel | 12-06-98 | Apeldoorn | NED |
| 2.28.77 | Lars van Gils | 1966 | Havana Swim Team | 04-08-98 | Amersfoort | NED |
| 2.29.31 | Rene Philipsen | 1968 | De Haaien | 13-06-98 | Apeldoorn | NED |
400m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 4.16.84 | Daniel Veatch | 1965 | The Olympic Club (USA) | 05-08-98 | Amersfoort | NED |
| 4.32.96 | Barak Attar | 1967 | Galit (???) | 05-08-98 | Amersfoort | NED |
| 4.36.81 | Edward Bockius | 1966 | Houston Swims (USA) | 05-08-98 | Amersfoort | NED |
| 4.37.09 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 05-08-98 | Amersfoort | NED |
| 4.38.86 | Markus Follmann | 1964 | Vorspiel (GER) | 05-08-98 | Amersfoort | NED |
| 4.39.73 | Joost Kuylaars | 1966 | ZPC Breda | 18-10-98 | Breda | NED |
| 4.45.10 | Eric Miller | 1966 | Portland (USA) | 05-08-98 | Amersfoort | NED |
| 4.45.78 | David McGrath | 1966 | Wett Ones (AUS) | 05-08-98 | Amersfoort | NED |
| 4.51.30 | Hans Salemink | 1968 | R.Z.C. | 05-08-98 | Amersfoort | NED |
| 4.54.94 | Martin Bradford | 1967 | Out to Swim (GBR) | 05-08-98 | Amersfoort | NED |
| 5.03.73 | Gert van Espelo | 1964 | De Rijn | 05-08-98 | Amersfoort | NED |
| 5.10.90 | Wiljam Nijenhuis | 1964 | De Ijsel | 12-06-98 | Apeldoorn | NED |
| * 5.18.06 | Rene de Boer | 1964 | Proface DAW | 14-06-98 | Apeldoorn | NED |
| 5.23.03 | Adriaan Overheul | 1966 | ZV Zaltbommel | 12-06-98 | Apeldoorn | NED |
| 5.24.25 | René Philipsen | 1968 | De Haaien | 12-06-98 | Apeldoorn | NED |
| 5.31.11 | Alex Gast | 1964 | Het Y | 05-08-98 | Amersfoort | NED |
| 5.33.69 | Leo den Dekker | 1966 | HHZV Plons | 05-08-98 | Amersfoort | NED |
800m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 9.31.75 | Barak Attar | 1967 | Galit (???) | 08-08-98 | Amersfoort | NED |
| 9.32.25 | Joost Kuylaars | 1966 | ZPC Breda | 13-06-98 | Apeldoorn | NED |
| 9.45.41 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 08-08-98 | Amersfoort | NED |
| 9.48.14 | Edward Bockius | 1966 | Houston Swims (USA) | 08-08-98 | Amersfoort | NED |
| 10.45.51 | Scott Hirose | 1966 | Empire (USA) | 08-08-98 | Amersfoort | NED |
| *10.55.59 | Rene de Boer | 1964 | Proface DAW | 14-06-98 | Apeldoorn | NED |
| 11.15.78 | Roberto Mantaci | 1965 | Paris Aquat. (FRA) | 08-08-98 | Amersfoort | NED |
| 11.21.27 | Oliver Engelmayer | 1966 | Isarhechte M. (GER) | 08-08-98 | Amersfoort | NED |
| *11.28.34 | René Philipsen | 1968 | De Haaien | 14-06-98 | Apeldoorn | NED |
| 11.28.67 | Adriaan Overheul | 1966 | ZV Zaltbommel | 13-06-98 | Apeldoorn | NED |
| 11.39.81 | Leo den Dekker | 1966 | HHZV Plons | 08-08-98 | Amersfoort | NED |
| *12.15.96 | Herman van Gijtenbeek | 1965 | SG Berkelduikers | 14-06-98 | Apeldoorn | NED |
| 12.16.80 | Hayo van der Werf | 1967 | Aqua Novio'94 | 13-06-98 | Apeldoorn | NED |
1500m freestyle 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 20.47.12 | Rene de Boer | 1964 | Proface DAW | 14-06-98 | Apeldoorn | NED |
| 21.43.56 | René Philipsen | 1968 | De Haaien | 14-06-98 | Apeldoorn | NED |
| 22.50.31 | Herman van Gijtenbeek | 1965 | SG Berkelduikers | 14-06-98 | Apeldoorn | NED |
50m backstroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| .28.68 | Thomas Senn | 1967 | M.I.S.T. (???) | 02-08-98 | Amersfoort | NED |
| .28.93 | Markus Follmann | 1964 | Vorspiel (GER) | 08-08-98 | Amersfoort | NED |
| .30.33 | Thomas Zetzmann | 1968 | Vorspiel (GER) | 02-08-98 | Amersfoort | NED |
| .30.34 | Neill Williams | 1968 | D.C.A.C. (USA) | 02-08-98 | Amersfoort | NED |
| .30.50 | Shawn Jones | 1967 | USF Masters (???) | 08-08-98 | Amersfoort | NED |
| .30.69 | Michael Scott Ewalt | 1965 | Empire (USA) | 02-08-98 | Amersfoort | NED |
| .30.90 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| .31.34 | Peter de Rover | 1967 | Havana Swim Team | 08-08-98 | Amersfoort | NED |
| .32.32 | Klay Houston | 1966 | Empire (USA) | 02-08-98 | Amersfoort | NED |
| .32.56 | Michael Koder | 1966 | Vorspiel (GER) | 02-08-98 | Amersfoort | NED |
| .33.25 | Paul Kakerissa | 1967 | Havana Swim Team | 02-08-98 | Amersfoort | NED |
| .34.17 | Marcel van der Lem | 1965 | SCOM | 26-04-98 | Amersfoort | NED |
| .35.49 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 26-04-98 | Amersfoort | NED |
| .36.40 | Jos Huizer | 1964 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| .36.57 | Thomas Hantke | 1966 | NAT Utrecht | 02-08-98 | Amersfoort | NED |
| .36.66 | Jan de Jong | 1967 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| .36.91 | Dave de Bruin | 1964 | NAT Utrecht | 31-10-98 | Köln | GER |
| .37.20 | Giel-Jan Luichjes | 1967 | Ketelbinkie | 02-08-98 | Amersfoort | NED |
100m backstroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 1.00.68 | Daniel Veatch | 1965 | The Olympic Club (USA) | 05-08-98 | Amersfoort | NED |
| 1.02.26 | Thomas Senn | 1967 | M.I.S.T. (???) | 05-08-98 | Amersfoort | NED |
| 1.03.17 | Markus Follmann | 1964 | Vorspiel (GER) | 05-08-98 | Amersfoort | NED |
| 1.04.70 | Michael Scott Ewalt | 1965 | Empire (USA) | 05-08-98 | Amersfoort | NED |
| 1.06.89 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 05-08-98 | Amersfoort | NED |
| 1.07.93 | Shawn Jones | 1967 | USF Masters (???) | 05-08-98 | Amersfoort | NED |
| 1.08.38 | Jim Rhyne | 1965 | West Hollywood Aqul (USA) | 05-08-98 | Amersfoort | NED |
| 1.08.72 | Jorg Bull | 1965 | Munchen (GER) | 05-08-98 | Amersfoort | NED |
| 1.09.60 | Michael Koder | 1966 | Vorspiel (GER) | 05-08-98 | Amersfoort | NED |
| 1.10.39 | Peter de Rover | 1967 | Havana Swim Team | 05-08-98 | Amersfoort | NED |
| 1.13.86 | Paul Kakerissa | 1967 | Havana Swim Team | 05-08-98 | Amersfoort | NED |
| 1.15.22 | Evert Staal | 1966 | Ketelbinkie | 31-10-98 | Köln | GER |
| 1.20.31 | Leo den Dekker | 1966 | HHZV Plons | 06-08-98 | Amersfoort | NED |
| 1.20.33 | Thomas Hantke | 1966 | NAT Utrecht | 05-08-98 | Amersfoort | NED |
| 1.27.57 | Giel-Jan Luichjes | 1967 | Ketelbinkie | 05-08-98 | Amersfoort | NED |
| 1.27.83 | Thomas Amsler | 1967 | NAT Utrecht | 06-08-98 | Amersfoort | NED |
| 1.30.86 | Uwe Tietjen | 1964 | Gay Swim Amsterdam | 06-08-98 | Amersfoort | NED |
| 1.31.65 | René van Gaal | 1966 | Nebas Blauw Wit | 26-04-98 | Amersfoort | NED |
200m backstroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 2.13.00 | Daniel Veatch | 1965 | The Olympic Club (USA) | 07-08-98 | Amersfoort | NED |
| 2.19.57 | Thomas Senn | 1967 | M.I.S.T. (???) | 07-08-98 | Amersfoort | NED |
| 2.28.42 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 07-08-98 | Amersfoort | NED |
| 2.35.21 | Jim Rhyne | 1965 | West Hollywood Aqul (USA) | 07-08-98 | Amersfoort | NED |
| 2.43.32 | Vassili Efimov | 1968 | Wett Ones (AUS) | 07-08-98 | Amersfoort | NED |
| 2.43.62 | David McNear | 1968 | D.C.A.C. (USA) | 07-08-98 | Amersfoort | NED |
| 2.44.29 | Scott Hirose | 1966 | Empire (USA) | 07-08-98 | Amersfoort | NED |
| 2.47.22 | Jamie Cole | 1967 | Wett Ones (AUS) | 07-08-98 | Amersfoort | NED |
| 2.48.82 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 07-08-98 | Amersfoort | NED |
| 2.51.79 | Ben Gifford | 1965 | Out to Swim (GBR) | 07-08-98 | Amersfoort | NED |
| 2.56.91 | Leo den Dekker | 1966 | HHZV Plons | 07-08-98 | Amersfoort | NED |
| 3.40.64 | Adri Pasman | 1964 | VZ&PC | 14-06-98 | Apeldoorn | NED |
50m breaststroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| .30.43 | Thomas Zetzmann | 1968 | Vorspiel (GER) | 08-08-98 | Amersfoort | NED |
| .31.61 | Mark Stori | 1965 | Team Dallas Aquat. (USA) | 08-08-98 | Amersfoort | NED |
| .31.89 | Neill Williams | 1968 | D.C.A.C. (USA) | 04-08-98 | Amersfoort | NED |
| .32.94 | Harold Sanches | 1966 | Havana Swim Team | 04-08-98 | Amersfoort | NED |
| .33.02 | Mike Fitzgerald | 1965 | South California Aq (USA) | 04-08-98 | Amersfoort | NED |
| .33.53 | Jos Huizer | 1964 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| .33.73 | Denis Schaber | 1964 | Vorspiel (GER) | 04-08-98 | Amersfoort | NED |
| .34.83 | Hans Salemink | 1968 | R.Z.C. | 08-08-98 | Amersfoort | NED |
| .35.02 | Martin Smit | 1967 | Havana Swimteam | 31-10-98 | Köln | GER |
| .35.02 | Jim Lasersohn | 1965 | PNA/ORCA (???) | 04-08-98 | Amersfoort | NED |
| .35.14 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 31-10-98 | Köln | GER |
| .35.54 | Jan de Jong | 1967 | Gay Swim Amsterdam | 04-08-98 | Amersfoort | NED |
| .36.11 | Marcel van der Lem | 1965 | SCOM | 26-04-98 | Amersfoort | NED |
| .36.23 | Diederik Mos | 1966 | Ketelbinkie | 04-08-98 | Amersfoort | NED |
| .36.67 | Eamonn Hamsom | 1966 | NAT Utrecht | 04-08-98 | Amersfoort | NED |
| .37.05 | Paul Kakerissa | 1967 | Havana Swim Team | 31-10-98 | Köln | GER |
100m breaststroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 1.08.45 | Thomas Zetzmann | 1968 | Vorspiel (GER) | 07-08-98 | Amersfoort | NED |
| 1.08.79 | Neill Williams | 1968 | D.C.A.C. (USA) | 07-08-98 | Amersfoort | NED |
| 1.11.44 | Mark Stori | 1965 | Team Dallas Aquat. (USA) | 07-08-98 | Amersfoort | NED |
| 1.13.67 | Harold Sanches | 1966 | Havana Swim Team | 07-08-98 | Amersfoort | NED |
| 1.14.23 | Mike Fitzgerald | 1965 | South California Aq (USA) | 07-08-98 | Amersfoort | NED |
| 1.16.41 | Hans Salemink | 1968 | R.Z.C. | 07-08-98 | Amersfoort | NED |
| 1.16.69 | Tim MacDonald | 1964 | D.C.A.C. (USA) | 07-08-98 | Amersfoort | NED |
| 1.16.73 | Pieter Kerremans | 1966 | Hellas | 07-11-98 | Grunstadt | GER |
| 1.19.14 | Theodore Stark | 1964 | Empire (USA) | 07-08-98 | Amersfoort | NED |
| 1.19.42 | Jim Lasersohn | 1965 | PNA/ORCA (???) | 07-08-98 | Amersfoort | NED |
| 1.19.84 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 31-10-98 | Köln | GER |
| 1.20.40 | Martin Smit | 1967 | Havana Swimteam | 31-10-98 | Köln | GER |
| 1.20.62 | Marcel van der Lem | 1965 | SCOM | 26-04-98 | Amersfoort | NED |
| 1.21.53 | Diederik Mos | 1966 | Ketelbinkie | 07-08-98 | Amersfoort | NED |
| 1.22.92 | Jan de Jong | 1967 | Gay Swim Amsterdam | 07-08-98 | Amersfoort | NED |
| 1.24.16 | Eamonn Hamsom | 1966 | NAT Utrecht | 26-04-98 | Amersfoort | NED |
| 1.24.42 | Keimpe van der Kooi | 1966 | Groningen | 07-08-98 | Amersfoort | NED |
200m breaststroke 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 2.35.56 | Mark Stori | 1965 | Team Dallas Aquat. (USA) | 03-08-98 | Amersfoort | NED |
| 2.37.83 | Neill Williams | 1968 | D.C.A.C. (USA) | 03-08-98 | Amersfoort | NED |
| 2.46.38 | Mike Fitzgerald | 1965 | South California Aq (USA) | 03-08-98 | Amersfoort | NED |
| 2.48.97 | Tim MacDonald | 1964 | D.C.A.C. (USA) | 03-08-98 | Amersfoort | NED |
| 2.52.52 | Hans Salemink | 1968 | R.Z.C. | 03-08-98 | Amersfoort | NED |
| 2.53.19 | Jim Lasersohn | 1965 | PNA/ORCA (???) | 03-08-98 | Amersfoort | NED |
| 2.57.26 | Theodore Stark | 1964 | Empire (USA) | 03-08-98 | Amersfoort | NED |
| 2.59.47 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 3.03.33 | Patrick Bridot | 1964 | Paris Aquat. (FRA) | 03-08-98 | Amersfoort | NED |
| 3.04.35 | Ben Giford | 1965 | Out to Swim (GBR) | 03-08-98 | Amersfoort | NED |
| 3.13.10 | Guido van Leeuwen | 1965 | Ketelbinkie | 03-08-98 | Amersfoort | NED |
| 3.14.24 | Eamonn Hamsom | 1966 | NAT Utrecht | 03-08-98 | Amersfoort | NED |
| 3.18.65 | Anthony van der Giessen | 1968 | Arethusa | 13-06-98 | Apeldoorn | NED |
| 3.21.73 | Uwe Tietjen | 1964 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 3.22.12 | Giel-Jan Luichjes | 1967 | Ketelbinkie | 03-08-98 | Amersfoort | NED |
| 3.32.69 | Ben Nordemann | 1965 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 3.34.90 | Dirk Passchier | 1967 | Havana Swim Team | 03-08-98 | Amersfoort | NED |
| 3.42.93 | Jack Spithoven | 1964 | HHZV Plons | 03-08-98 | Amersfoort | NED |
50m butterfly 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| .26.38 | Keith Kaplan | 1967 | South California Aq (USA) | 05-08-98 | Amersfoort | NED |
| .26.56 | Neill Williams | 1968 | D.C.A.C. (USA) | 05-08-98 | Amersfoort | NED |
| .26.56 | Rene Schaffgans | 1965 | S.C. Janus (GER) | 08-08-98 | Amersfoort | NED |
| .26.78 | Shawn Jones | 1967 | USF Masters (???) | 08-08-98 | Amersfoort | NED |
| .27.17 | Michael Scott Ewalt | 1965 | Empire (USA) | 05-08-98 | Amersfoort | NED |
| .27.84 | Klay Houston | 1966 | Empire (USA) | 05-08-98 | Amersfoort | NED |
| .28.21 | Harold Sanches | 1966 | Havana Swim Team | 08-08-98 | Amersfoort | NED |
| .28.55 | David McGrath | 1966 | Wett Ones (AUS) | 05-08-98 | Amersfoort | NED |
| .28.67 | Guy Pellegrin | 1966 | Paris (FRA) | 05-08-98 | Amersfoort | NED |
| .29.45 | Peter de Rover | 1967 | Havana Swim Team | 05-08-98 | Amersfoort | NED |
| .30.44 | Paul Kakerissa | 1967 | Havana Swim Team | 05-08-98 | Amersfoort | NED |
| .30.46 | Pieter Kerremans | 1966 | Hellas | 07-11-98 | Grunstadt | GER |
| .30.74 | Arnold de Rover | 1964 | De Futen | 23-05-98 | Vichy | FRA |
| .30.97 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 31-10-98 | Köln | GER |
| .31.33 | Diederik Mos | 1966 | Ketelbinkie | 05-08-98 | Amersfoort | NED |
| .31.83 | Job Baas | 1966 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| .32.42 | Hans Gerritse | 1966 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| .33.29 | Evert Staal | 1966 | Ketelbinkie | 31-10-98 | Köln | GER |
100m butterfly 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 1.00.17 | Rene Schaffgans | 1965 | S.C. Janus (GER) | 03-08-98 | Amersfoort | NED |
| 1.00.79 | Keith Kaplan | 1967 | South California Aq (USA) | 03-08-98 | Amersfoort | NED |
| 1.01.44 | Shawn Jones | 1967 | USF Masters (???) | 03-08-98 | Amersfoort | NED |
| 1.02.66 | Thomas Senn | 1967 | M.I.S.T. (???) | 03-08-98 | Amersfoort | NED |
| 1.04.46 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 1.05.02 | Michael Scott Ewalt | 1965 | Empire (USA) | 03-08-98 | Amersfoort | NED |
| 1.05.13 | Harold Sanches | 1966 | Havana Swim Team | 03-08-98 | Amersfoort | NED |
| 1.05.65 | Guy Pellegrin | 1966 | Paris (FRA) | 03-08-98 | Amersfoort | NED |
| 1.05.83 | David McGrath | 1966 | Wett Ones (AUS) | 03-08-98 | Amersfoort | NED |
| 1.06.72 | Barak Attar | 1967 | Galit (???) | 03-08-98 | Amersfoort | NED |
| 1.08.44 | Arnold de Rover | 1964 | De Futen | 23-05-98 | Vichy | FRA |
| 1.09.54 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 1.09.79 | Ronald van Maurik | 1967 | NAT Utrecht | 31-10-98 | Köln | GER |
| 1.11.20 | Henri Rodenburg | 1967 | Gay Swim Amsterdam | 03-08-98 | Amersfoort | NED |
| 1.14.72 | Gert van Espelo | 1964 | De Rijn | 03-08-98 | Amersfoort | NED |
200m butterfly 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 2.23.44 | Johan Steiner | 1965 | Team Berkeley (USA) | 06-08-98 | Amersfoort | NED |
| 2.27.30 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 06-08-98 | Amersfoort | NED |
| 2.39.10 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 06-08-98 | Amersfoort | NED |
| 3.26.21 | Nick Ward | 1964 | QUT Masters (???) | 06-08-98 | Amersfoort | NED |
200m medley 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 2.14.19 | Daniel Veatch | 1965 | The Olympic Club (USA) | 07-08-98 | Amersfoort | NED |
| 2.17.43 | Mark Stori | 1965 | Team Dallas Aquat. (USA) | 07-08-98 | Amersfoort | NED |
| 2.20.39 | Neill Williams | 1968 | D.C.A.C. (USA) | 07-08-98 | Amersfoort | NED |
| 2.22.10 | Johan Steiner | 1965 | Team Berkeley (USA) | 07-08-98 | Amersfoort | NED |
| 2.26.02 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 07-08-98 | Amersfoort | NED |
| 2.31.31 | Pieter Kerremans | 1966 | Hellas | 07-11-98 | Grunstadt | GER |
| 2.32.80 | Arnold de Rover | 1964 | De Futen | 24-05-98 | Vichy | FRA |
| 2.33.92 | Theodore Stark | 1964 | Empire (USA) | 07-08-98 | Amersfoort | NED |
| 2.33.95 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 26-04-98 | Amersfoort | NED |
| 2.35.08 | Vassili Efimov | 1968 | Wett Ones (AUS) | 07-08-98 | Amersfoort | NED |
| 2.36.89 | Hans Salemink | 1968 | R.Z.C. | 07-08-98 | Amersfoort | NED |
| 2.44.22 | Gert van Espelo | 1964 | De Rijn | 07-08-98 | Amersfoort | NED |
| 2.55.45 | Alex Gast | 1964 | Het Y | 07-08-98 | Amersfoort | NED |
| 2.59.82 | Job Baas | 1966 | AZ&PC Anova | 26-04-98 | Amersfoort | NED |
| 3.03.14 | Rene Philipsen | 1968 | De Haaien | 26-04-98 | Amersfoort | NED |
| 3.04.89 | Erwin Willems | 1967 | Gay Swim Amsterdam | 07-08-98 | Amersfoort | NED |
400m medley 30-34 MEN 
|
| time | swimmer | birth |
club | date | city | country |
| 4.57.20 | Mark Stori | 1965 | Team Dallas Aquat. (USA) | 02-08-98 | Amersfoort | NED |
| 5.00.37 | Johan Steiner | 1965 | Team Berkeley (USA) | 02-08-98 | Amersfoort | NED |
| 5.08.25 | Neill Williams | 1968 | D.C.A.C. (USA) | 02-08-98 | Amersfoort | NED |
| 5.11.90 | Markus Follmann | 1964 | Vorspiel (GER) | 02-08-98 | Amersfoort | NED |
| 5.14.40 | Frans-Willem de Haas | 1967 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| 5.14.72 | Jan Gert Notenbomer | 1966 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| 5.31.34 | Jan Kees Boer | 1964 | Gay Swim Amsterdam | 02-08-98 | Amersfoort | NED |
| 5.51.56 | Scott Hirose | 1966 | Empire (USA) | 02-08-98 | Amersfoort | NED |
| 5.52.51 | Tim MacDonald | 1964 | D.C.A.C. (USA) | 02-08-98 | Amersfoort | NED |
| 5.53.27 | Ben Gifford | 1965 | Out to Swim (GBR) | 02-08-98 | Amersfoort | NED |