A grandfather clock is a type of freestanding, weight-driven clock, usually six to eight feet in height.

Grandfather clock may also refer to:

"Grandfather Clock" (This Will Destroy You song), a song by This Will Destroy You, from their EP Young Mountain Grandfather's Clock, a card game based on solitaire "My Grandfather's Clock", a popular song first written in 1876 The grandfather clock engine (1885), an early petrol engine

See also

Grandfather (disambiguation) Clock (disambiguation)