Aco (given name)

Aco is a masculine given name, often a short form (hypocorism) of Aleksandar, which may refer to:


 * Aleksandar Aco Apolonio (died 2001), first and only president of the self-proclaimed Dubrovnik Republic (1991–1992)
 * Aleksandar Aco Đukanović, controversial Montenegrin businessman
 * Aco Jonovski (born 1980), Macedonian handball player
 * Aco Karamanov (1927–1944), Macedonian poet and partisan
 * Aco Mavec (1929–1982), Slovene painter
 * Aleksandar Aco Pejović (born 1972), Serbian pop-folk singer
 * Aleksandar Petrović (basketball, born February 1959), Croatian basketball coach and former player
 * Aleksandar Petrović (basketball, born October 1959) (1959–2014), Serbian basketball coach
 * Aco Šopov (1923–1982), Macedonian poet
 * Aco Stojkov (born 1983), Macedonian footballer