MMMS may refer to:

• Mabelvale Magnet Middle School, a magnet middle school in Little Rock, Arkansas
• Marlboro Memorial Middle School, a middle school in Marlboro Township, New Jersey
• Meads Mill Middle School, a middle school in Northville, Michigan.
• Merry Marvel Marching Society, a Marvel Comics fan club of the 1960s and 70s

• Khmara Bay
• Khmara Island
• Khmas
• KHM (disambiguation)
• KHME-FM
• Khmelnitski
• Khmelnitskiy
• Khmelnitskiy Nuclear Power Plant
• Khmelnitsky, Hmilnyk
• Khmelnytski
• Khmel'nyts'kyi region
• Khmer Anti-Poverty Party
• Khmer art
• Khmer Communist Party
• Khmer Democratic Party
• Khmer (disambiguation)
• Khmer Empire (disamubigation)
• Khmer Front Party
• Khmerican
• Khmer Improvement Party
• Khmer kings
• Khmer Leu
• Khmer literature
• Khmer Loeu
• Khmer Loves Khmer Party