Adolph III of the Marck was the Prince-Bishop of Münster from 1357 to 1363, the Archbishop-Elector of Cologne in 1363, the Count of Cleves from 1368 to 1394, and the Count of Mark from 1391 to 1393.
- Occupation
- Catholic priest, Catholic bishop
- Position held
- Roman Catholic Archbishop of Cologne, Prince-Elector, Roman Catholic Bishop of Münster, bishop
- Citizenship
- Holy Roman Empire
- Born
- 1334
- Died
- September 7, 1394