Louis Martin
Louis Martin is the name of:
- Lou Martin, Northern Irish blues and rock pianist
- Louis Honore Martin, French World War I flying ace
- Louis Martin , French layman and father of a Catholic saint
- Louis Martin , pioneer settler in Gillespie and Mason Counties, Texas
- Louis Martin , swimmer at the 1900 Summer Olympics and water polo player
- Louis Martin , President of the Swiss National Council
- Louis Martin , British Olympic weightlifter
- Louis E. Martin, American journalist
- Louis M. Martin, New York politician and judge
- Louis St. Martin, Louisiana politician