Swimming at the 1980 Summer Olympics – Men's 4 × 100 metre medley relay Final Final

| Country | Backstroke_leg | Breaststroke_leg | Butterfly_leg | Freestyle_leg |
|---|---|---|---|---|
| Australia | Mark Kerry 57.89 | Peter Evans 2:00.90 | Mark Tonelli 2:55.84 | Neil Brooks 3:45.70 |
| Soviet Union | Viktor Kuznetsov 56.81 | Arsen Miskarov 2:00.45 | Yevgeny Seredin 2:55.03 | Sergey Kopliakov 3:45.92 |
| Great Britain | Gary Abraham 57.72 | Duncan Goodhew 2:01.45 | David Lowe 2:57.02 | Martin Smith 3:47.71 |
| East Germany | Dietmar Göhring 58.34 | Jörg Walter 2:03.48 | Roger Pyttel 2:58.59 | Jörg Woithe 3:48.25 |
| France | Frédéric Delcourt 58.84 | Olivier Borios 2:03.98 | Xavier Savin 2:59.05 | René Ecuyer 3:49.19 |
| Hungary | Sándor Wladár 57.30 | Janos Dzvonyar 2:01.42 | Zoltán Verrasztó 2:57.14 | Gábor Mészáros 3:50.29 |
| Netherlands | Fred Eefting 58.37 | Albert Boonstra 2:03.86 | Cees Vervoorn 2:58.78 | Cees Jan Winkel 3:51.81 |
| Brazil | Romulo Arantes 57.99 | Sérgio Pinto Ribeiro 2:03.67 | Cláudio Kestener 3:01.00 | Jorge Fernandes 3:53.24 |