Bo or Bó as a surname may refer to:Achillina Bo, birth name of Lina Bo Bardi (1914–1992), Italian-born Brazilian modernist architect
Armando Bó (1914–1981), Argentine film actor, director, producer, screenwriter and score composer, father of Víctor Bó
Armando Bó (screenwriter), Argentine Oscar-winning screenwriter and film director, son of Víctor Bó
Carlo Bo (1911–2001), Italian politician and IULM founder
Charles Maung Bo, Burmese cardinal and current archbishop of the Roman Catholic Archdiocese of Yangon
Conrad Bo, South African artist and founder of The Superstroke Art Movement
Eddie Bo (1930–2009), American singer and pianist
Jørgen Bo (1919–1999), Danish architect, Royal Danish Academy of Fine Arts professor
Lars Bo (1924–1999), Danish artist and writer
Lisa del Bo, Belgian singer born Reinhilde Goossens in 1961
Mario Bò (1912–2003), Italian footballer
Morten Bo, Danish photographer
Theinkha Bo, Burmese Prince of Binnaka
Víctor Bó, Argentine actor and film producer, son of Armando Bó