Edward Charles Lawn (July 18, 1879 – May 15, 1961) was a Canadian merchant and politician in Quebec.

He represented Pontiac in the Legislative Assembly of Quebec from 1935 to 1948 as a Liberal.

The son of John Lawn, farmer, and Jane Kenshaly, he was born in L'Île-du-Grand-Calumet and was educated in Bryson, in L'Île-du-Grand-Calumet and at business college in Ottawa.

He was a school trustee for 35 years and served as mayor of Campbell's Bay from 1920 to 1946.

Lawn was defeated by Raymond Thomas Johnston when he ran for reelection in 1948.