Tim Spencer or Timothy Spencer may refer to:

• Tim Spencer (American football) (born 1960), American football running back
• Tim Spencer (figure skater) (born 1943), Australian figure skater
• Tim Spencer (singer) (1908–1974), American singer and actor
• Timothy Spencer (Coronation Street), a character from the British soap opera Coronation Street
• Timothy Wilson Spencer (1962–1994), American serial killer