A mountain lion, or cougar, is a large cat native to the Americas.
Mountain lion may also refer to:
Sports
- Sacramento Mountain Lions, a team in the United Football League
- Sullivan Mountain Lions, a minor league baseball team
- Concord Mountain Lions, the teams of Concord University, in West Virginia
- UCCS Mountain Lions, the teams of the University of Colorado Colorado Springs
- Young Harris Mountain Lions, the teams of Young Harris College, in Georgia
Other uses
- The Mountain Lion, a 1947 novel by Jean Stafford
- OS X Mountain Lion, a computer operating system