Mo may be a nickname for Maureen, Maurice, Marek, Monica, Morris, Mohammed, Moses, Mortimer, or other given names.^[1] It is more rarely a given name in its own right.

People with the name include:

Arts and media

• Mohammed Amer, Palestinian-American stand-up comedian
• Mohamed Amin (1943–1996), Kenyan photojournalist
• Mo Gaffney (born 1958), American actress, comedian, writer and activist
• Mo Jamil, British singer who won the sixth series of The Voice UK
• Mo Rocca (born 1969), American writer, comedian, and political satirist
• Mo Willems (born 1968), American writer, animator, and creator of children's books
• Mo Gilligan (born 1988), British stand-up comedian and television personality.

Government and politics

• Mo Brooks (born 1954), American politician from Alabama
• Mo Mowlam (1949–2005), British politician
• Mo Udall (1922–1998), U.S. Representative and former presidential candidate
• Wei Mo (793–858), official of the Chinese Tang dynasty
• Zhao Mo (died 122 BC), second ruler of the southeast Asian kingdom of Nanyue
• Zhongli Mo (died 201 BC), Chinese general

Sport

• Mo Farah (born 1983), British long-distance runner
• Mo Johnston (born 1963), Scottish former footballer
• Mo Martin (born 1982), American professional golfer
• Maurice Purify (born 1986), American football player
• Mohamed Salah (born 1992), Egyptian professional footballer who plays for Liverpool FC
• Mo Vaughn (born 1967), American baseball player
• Mariano Rivera, relief pitcher for the New York Yankees
• Maureen Connolly (1934–1969), American tennis player known as "Little Mo"
• Monique Jones, American professional bodybuilder nicknamed "Mo"

Other fields

• David Berg (1919–1994), American cult leader
• Mozi or Mo Tzi (c. 470–c. 390 BC), Chinese philosopher

In fiction

• Mo (Monica Testa), lead character of Alison Bechdel's strip Dykes to Watch Out For