Leonard Anthony Domino (born January 17, 1950, in Redvers, Saskatchewan) is a politician in Manitoba, Canada.
He was a Progressive Conservative member of the Legislative Assembly of Manitoba from 1977 to 1981.
He was the President of the national Progressive Conservative Youth Federation from 1971 to 1973, and was a member of the Canadian Civil Liberties Union.
The Progressive Conservatives won the election, and Domino sat as a backbench supporter of Sterling Lyon's government for the next four years.
In the 1981 election, he ran in the redistributed riding of Wolseley and lost to New Democrat Myrna Phillips.