Leo Thomas Nimsick (January 26, 1908 – February 8, 1999) was a political figure in British Columbia.

He represented Cranbrook from 1949 to 1966 and Kootenay from 1966 to 1975 in the Legislative Assembly of British Columbia as a Co-operative Commonwealth Federation and then New Democratic Party member.

He was born in Rossland, British Columbia, the son of Thomas Nimsick and Anna Caesar.

[1] Nimsick ran unsuccessfully for a seat in the provincial assembly in 1937.

This article about a Member of the Legislative Assembly of British Columbia is a stub.