SMU

{{See also|Saint Mary's University (disambiguation)}}

• St. Martin's University, Lacey, Washington, United States
• St. Matthew's University, the Cayman Islands
• St. Michaels University School, Victoria, British Columbia, Canada
• Saint Monica University, Cameroon
• Samuel Merritt University, Oakland, California, US
• Sangmyung University, Seoul and Cheonan, South Korea
• Sefako Makgatho Health Sciences University, Limpopo, South Africa
• Shanghai Maritime University, China
• Sikkim Manipal University, Gangtok, India
• Singapore Management University, Singapore
• Southern Medical University, Tonghe, Guangzhou, China
• Southern Methodist University, Dallas, Texas, US
• SMU Mustangs, athletic teams
• Southeastern Massachusetts University, now University of Massachusetts Dartmouth, US
• Swansea Metropolitan University

• Scandinavian Monetary Union, defunct
• Somray language
• Source measure unit, a type of test equipment
• Special mission unit, a type of military unit
• Suburban Multiple Unit (Queensland Rail)
• Suriname Men United, a gay men's organization
• Svenska Missionskyrkans Ungdom Scout
• System Management Unit, in Apple computers
• Finnish Seafarers' Union ({{lang|fi|Suomen Merimies-Unioni}})

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