| Walter Poppe | |
| Fullname: | Walter Poppe |
| Birth Date: | 5 March 1886 |
| Position: | Midfielder |
| Years1: | 1904–1912 |
| Clubs1: | Eintracht Braunschweig |
| Years2: | 1912–1914 |
| Clubs2: | Hannover 96 |
| Nationalyears1: | 1908 |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
| Nationalteam1: | Germany |
Walter Poppe (5 March 1886 – 24 June 1951) was a German footballer who played for Eintracht Braunschweig and Hannover 96. He was also capped once for the Germany national team, in a friendly against England.[1] He was Eintracht Braunschweig's first player to receive a cap.