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

| Rank_ | Heat | Country | Backstroke_leg | Breaststroke_leg | Butterfly_leg | Freestyle_leg |
|---|---|---|---|---|---|---|
| 1 | 2 | Soviet Union | Vladimir Shemetov 58.02 | Aleksandr Fedorovski 2:01.93 | Aleksei Markovski 2:57.10 | Sergey Krasyuk 3:48.83 |
| 2 | 2 | Australia | Glen Patching 58.56 | Peter Evans 2:02.52 | Mark Tonelli 2:58.55 | Neil Brooks 3:48.94 |
| 3 | 2 | Hungary | Sándor Wladár 57.51 | Janos Dzvonyar 2:01.31 | Zoltán Verrasztó 2:57.50 | Gábor Mészáros 3:50.54 |
| 4 | 2 | East Germany | Dietmar Göhring 58.43 | Jörg Walter 2:04.06 | Roger Pyttel 2:59.30 | Frank Kühne 3:51.40 |
| 5 | 1 | Great Britain | Paul Marshall 59.04 | Duncan Goodhew 2:03.48 | David Lowe 2:59.51 | Mark Taylor 3:51.66 |
| 6 | 2 | Netherlands | Fred Eefting 58.20 | Albert Boonstra 2:03.48 | Cees Vervoorn 2:58.80 | Cees Jan Winkel 3:52.33 |