| Dietmar Schwager | |
| Height: | 1.79 m |
| Birth Date: | 15 August 1940 |
| Death Place: | Kaiserslautern-Dansenberg |
| Position: | Defender |
| Years1: | 1963–1964 |
| Years2: | 1964–1976 |
| Clubs1: | VfR 1906 Kaiserslautern |
| Clubs2: | 1. FC Kaiserslautern |
| Caps1: | 24 |
| Caps2: | 320 |
| Goals1: | 1 |
| Goals2: | 2 |
| Manageryears1: | 1978–1979 |
| Manageryears2: | 1979–1980 |
| Manageryears3: | 1980–1981 |
| Managerclubs1: | Borussia Neunkirchen |
| Managerclubs2: | FC Schalke 04 |
| Managerclubs3: | FSV Frankfurt |
Dietmar Schwager (15 August 1940 – 20 November 2018) was a German football coach and player. As a player, he spent 12 seasons in the Bundesliga with 1. FC Kaiserslautern.