| Event: | Men's 4 x 100 metres relay |
| Competition: | European Athletics Championships |
The men's 4 x 100 metres relay at the 1946 European Athletics Championships was held in Oslo, Norway, at Bislett Stadion on 24 and 25 August 1946.
| Gold | Stig Danielsson Inge Nilsson Olle Laessker Stig Håkansson  | |
| Silver | Agathon Lepève Julien Lebas Pierre Gonon René Valmy  | |
| Bronze | Mirko Paráček Leopold Láznička Miroslav Řihošek Jiří David |
25 August
| Rank | Nation | Competitors | Time | Notes | ||
|---|---|---|---|---|---|---|
| align=left | | 41.5 | ||||
| align=left | | 42.0 | ||||
| align=left | 42.2 | |||||
| 4 | align=left | 42.3 | ||||
| 5 | align=left |  | 42.4 | |||
| 6 | align=left |  | 43.5 |
24 August
| Rank | Nation | Competitors | Time | Notes | ||
|---|---|---|---|---|---|---|
| 1 | align=left | | 42.3 | |||
| 2 | align=left | | 42.4 | |||
| 3 | align=left | 42.6 | , | |||
| 4 | align=left |  | 42.8 | |||
| 5 | align=left | 43.1 |
| Rank | Nation | Competitors | Time | Notes | ||
|---|---|---|---|---|---|---|
| 1 | align=left | | 41.9 | |||
| 2 | align=left | | 42.3 | |||
| 3 | align=left | 42.4 | ||||
| 4 | align=left |  | 42.5 |
According to an unofficial count, 36 athletes from 9 countries participated in the event.
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