| Ernst Reitermaier | |
| Fullname: | Ernst Reitermaier |
| Birth Date: | 1918 12, df=yes |
| Birth Place: | Vienna, Austria |
| Death Place: | Austria |
| Position: | Forward |
| Years1: | 1937–1951 |
| Clubs1: | SC Wacker Wien |
| Years2: | 1951–1953 |
| Clubs2: | Vorwärts Steyr |
| Nationalyears1: | 1939 |
| Nationalteam1: | Germany |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
| Manageryears1: | 1957–1958 |
| Managerclubs1: | BC Augsburg |
Ernst Reitermaier (26 December 1918 – 4 May 1993) was an Austrian footballer and manager who played as a forward and made one appearance for the Germany national team.
Reitermaier was able to represent Germany internationally following the Anschluss. He earned his first and only cap on 27 August 1939 in a friendly against Slovakia. The away match, played in Bratislava, finished as a 0–2 loss.[1]
Reitermaier died on 4 May 1993 at the age of 74.[2]