| Heinz Baas | |
| Fullname: | Heinrich Baas |
| Birth Date: | 13 April 1922 |
| Birth Place: | Germany |
| Position: | Midfielder |
| Years1: | 1945–1946 |
| Clubs1: | Duisburger SV |
| Years2: | 1946–1949 |
| Clubs2: | Eintracht Frankfurt |
| Years3: | 1949–1953 |
| Clubs3: | Kickers Offenbach |
| Years4: | 1953–1954 |
| Clubs4: | SV Darmstadt 98 |
| Manageryears1: | 1959–1966 |
| Managerclubs1: | 1. FSV Mainz 05 |
| Manageryears2: | 1966–1968 |
| Managerclubs2: | FSV Frankfurt |
| Manageryears3: | 1969–1971 |
| Managerclubs3: | KSV Hessen Kassel |
| Manageryears4: | 1971–1973 |
| Managerclubs4: | Karlsruher SC |
| Manageryears5: | 1973–1974 |
| Managerclubs5: | KSV Hessen Kassel |
| Manageryears6: | 1974–1975 |
| Managerclubs6: | SV Wiesbaden |
| Manageryears7: | 1978–1979 |
| Managerclubs7: | SC Freiburg |
| Manageryears8: | 1979–1980 |
| Managerclubs8: | SV Sandhausen |
Heinrich "Heinz" Baas (13 April 1922 – 6 December 1994) was a German football player and manager.
Baas began his career with Duisburger SV in 1945, and went on to play for Eintracht Frankfurt, Kickers Offenbach and SV Darmstadt 98. As a manager, he was in charge of 1. FSV Mainz 05, KSV Hessen Kassel and Karlsruher SC in the Regionalliga divisions, and also managed SC Freiburg in the 2. Bundesliga Süd.[1]