William Thomas Greensmith (16 August 1930 – 15 July 2022) was a former English cricketer who played in 379 first-class matches, most of them for Essex, between 1947 and 1963.
An all-rounder, the right-handed Greensmith usually batted in the lower middle order, and was a right-arm leg-spin and googly bowler.
After he retired from cricket he emigrated to Australia, where he lived until his death in 2022.
At the time of his death he was Essex's oldest capped player.
This biographical article related to an English cricket person born in the 1930s is a stub.