Johnstone "Jock" Richardson (2 April 1899 – 28 October 1994) was a New Zealand rugby union player.

A loose forward, Richardson represented Otago and Southland at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1921 to 1925.

He played 42 matches for the All Blacks, 16 of them as captain, including seven internationals.

[1] Following the death of Wiremu Heke in 1989, Richardson was the oldest living All Black.

This biographical article relating to New Zealand rugby union, about a person born in the 1890s, is a stub.