Count William Fermor was an officer in the Imperial Russian Army best known for leading his country's army at the Battle of Zorndorf during the Seven Years' War. His name is sometimes styled Wilhelm Graf von Fermor.
- Occupation
- military personnel, governor
- Position held
- senator
- Citizenship
- Russian Empire
- Born
- September 28, 1702
- Died
- September 19, 1771, February 8, 1771