Luke F. Cozans (March 15, 1836 in Prince Edward Island, Canada – April 7, 1903 in Manhattan, New York City) was an American lawyer and politician from New York.
The family removed to New York City in 1839.
He studied law with Ogden Hoffman, was admitted to the bar in 1857, and practiced in New York City.
He was the Democratic candidate for Speaker in 1877, but was defeated by Republican George B. Sloan.
He died of "kidney trouble" at his home at 2016 Fifth Avenue, in Manhattan, and was buried in White Plains.