Sir Humphrey Appleby , GCB , KBE , MVO , MA ( Oxon ) , is a fictional character from the British television series `` Yes Minister '' and `` Yes , Prime Minister '' .
Sir Humphrey Appleby , GCB , KBE , MVO , MA ( Oxon ) , is a character in the British television series `` Yes , Minister '' and `` Yes , Prime Minister '' .