Carlos Fernandes may refer to:
- Carlos Fernandes (activist) (1983–2024), Angolan activist
- Carlos Fernandes (footballer, born 1979), Carlos Alberto Fernandes, Portuguese-Angolan football goalkeeper
- Carlos Fernandes (footballer, born 1978), Carlos Miguel Brandão Fernandes, Portuguese football defender
- Carlos Fernandes (tennis), Brazilian tennis player of the 1950s and 1960s
- Carlos Nicholas Fernandes, Singaporean inventor, entrepreneur and public policy advisor