Rudolf III von Montfort was bishop of Chur (1322–1325) and Konstanz (1322–1334). He was born into the young family of Montfort-Feldkirch of the Swabian noble family of Montfort.
- Occupation
- Catholic priest, Catholic bishop, bishop
- Position held
- diocesan bishop, diocesan bishop, apostolic administrator, vicar general
- Born
- 1260
- Died
- 1334, March 27, 1334