Mearns may refer to:
- Kincardineshire, a county in Scotland also known as the Mearns
- Mearns Academy
- Mearns FM
- Mearns, a parish in Renfrewshire, Scotland
- Newton Mearns
- Mearns Castle
- Mearns Castle High School
- Mearns Primary School
- Mearns, Somerset, England
- Mearns, Alberta, Canada
- Mearns (surname)
See also
- Chihuahuan grasshopper mouse or Mearns's grasshopper mouse
- Máel Petair of Mearns
- Mearns's flying fox, a species of bat endemic to the Philippines
- Mearns's pouched mouse, a species of rodent in Ethiopia, Kenya, Somalia, Tanzania, and Uganda
- Mearns's squirrel, a species of squirrel native to Mexico
- Montezuma quail or Mearns quail