Walter Trengof (or Treugof, died 1445) was an English medieval churchman and university Chancellor.

Trengof attended Exeter College, Oxford. He was three times Chancellor of the University of Oxford during 1417–21. From 1436 until his death in 1445, he was the Archdeacon of Cornwall.

Academic offices
Preceded byThomas ClareChancellor of the University of Oxford 1417–1419Succeeded byRobert Colman
Preceded byRobert ColmanChancellor of the University of Oxford 1419–1420Succeeded byThomas Rodborne
Preceded byThomas RodborneChancellor of the University of Oxford 1420–1421Succeeded byJohn Castell