Anca is a Romanian-language female given first name and sometimes surname. The name Anca means Gracious, Merciful, Grace, Mercy, Favour.

Notable persons with that name include:

Persons with the given name Anca Barna (born 1977), German tennis player Anca Boagiu (born 1968), Romanian engineer and politician Anca Dragu (born 1972), Romanian economist and politician Anca Giurchescu (1930–2015), Romanian researcher of folk dance and founder of ethnochoreologist Anca Grigoraș (born 1957), Romanian artistic gymnast Anca Heltne (born 1978), Romanian shot putter Anca Mateescu (born 1981), Mexican canoeist Anca Măroiu (born 1983), Romanian épée fencer Anca Parghel (1957–2008), Romanian jazz artist Anca Pătrășcoiu (born 1967), Romanian swimmer Anca Petrescu (1949–2013), Romanian architect and politician Anca Pop (1984–2018), Romanian-Canadian singer-songwriter Anca Popescu (born 1976), Romanian volleyball player Anca Tănase (born 1968), Romanian rower Anca Todoni (born 2004), Romanian tennis player Anca Verma (born 1987), Romanian supermodel, former Miss Romania, and wife of arms dealer Abhishek Verma

Persons with the surname Adrian Anca (born 1976), Romanian footballer Dan Anca (1947–2005), Romanian football player Mircea Anca (born 1960), Romanian film actor and director

See also Ancuța, diminutive of Anca Bianca