M77

M77 or M-77 may refer to:

• M-77 (Michigan highway), a state highway in Michigan
• M77 motorway, a motorway in Scotland
• M-77 pistol, a semi-automatic pistol
• Miles M.77 Sparrowjet, a 1950 twin-engined jet-powered racing aeroplane
• Zastava M77, a Serbian assault rifle
• Ruger M77, a bolt-action rifle
• Messier 77, a spiral galaxy in the constellation Cetus
• M-77 Oganj, a Serbian multiple rocket launcher
• Dual-Purpose Improved Conventional Munition, M77 DPICM submunition