Thomas Nesbitt Gallacher (born 3 April 1936) is a Scottish former first-class cricketer.
Gallacher was born at Kilmarnock in April 1936, where he was educated at the Kilmarnock Academy.
A club cricketer for Kilmarnock Cricket Club, he made his debut for Scotland in first-class cricket against the Marylebone Cricket Club at Glasgow in 1965.
He made three further first-class appearances for Scotland, playing two further matches in 1965 against the touring New Zealanders and Ireland, before making a further appearance against Cambridge University at Fenner's in 1966.
[1] In his four first-class appearances, Gallacher scored 126 runs at an average of 25.20;[2] he made one half century, a score of 73 against the touring New Zealanders at Glasgow.