George Graham Stewart Grundy (24 June 1859 – 4 March 1945) was an English cricketer.
Grundy was a left-handed batsman who was a right-arm bowler, though his exact bowling style is unknown.
He was born at Cheetham Hill, Lancashire and was educated at Harrow School.
Grundy made two first-class appearances for Sussex in 1880 against Kent and Surrey.
[2] Against Surrey, he was dismissed for 3 runs in Sussex's first-innings by Joseph Potter, while in their second-innings he scored 4 runs before he was caught by George Elliott off the bowling of Walter Read.