McLain

• Denny McLain, American baseball player
• Hardy McLain, American hedge fund manager
• Jeremiah McLain Rusk, American politician, 15th governor of the state of Wisconsin
• Raymond S. McLain, American military general
• Ellen McLain, American voice actor
• Tommy McLain, American singer

• Ember McLain, character from the animated series Danny Phantom

  Other possible meanings

• McLain, Mississippi, United States
• McLain State Park, Michigan
• Big Jim McLain, a 1952 film starring John Wayne.
• Clan MacLaine of Lochbuie, a highland Scottish clan.