| Competition: | Gauliga Donau-Alpenland |
| Season: | 1942–43 |
| Winners: | First Vienna FC |
| Continentalcup1: | German championship |
| Continentalcup1 Qualifiers: | First Vienna FC |
| Prevseason: | 1941–42 |
| Nextseason: | 1943–44 |
See main article: 1942–43 Gauliga. The 1942–43 Gauliga Donau-Alpenland was the fifth season of the Gauliga Donau-Alpenland, formerly the Gauliga Ostmark, the first tier of football in German-annexed Austria from 1938 to 1945.[1]
First Vienna FC won the championship and qualified for the 1943 German football championship, reaching the semi-finals where it lost 2–1 to FV Saarbrücken.[2] [3]
The 1942–43 season saw the ninth edition of the Tschammerpokal, now the DFB-Pokal. The 1943 edition was won by First Vienna FC, defeating Luftwaffe team LSV Hamburg 3–2 after extra time on 31 October 1943.[4]
The Gauliga Ostmark and Gauliga Donau-Alpenland titles from 1938 to 1944, excluding the 1944–45 season which was not completed, are recognised as official Austrian football championships by the Austrian Bundesliga.[5]
The 1942–43 season saw two new clubs in the league, Wiener AC and Reichsbahn SG Wien.