Jaks, Jåks or Jakš is a surname. Notable people with the surname include:
Iver Jåks (1932–2007), Sami Norwegian artist Jānis Jaks (born 1995), Latvian ice hockey player Martin Jakš (born 1986), Czech cross country skier Pauli Jaks (born 1972), Swiss retired ice hockey goaltender Peter Jaks (1966–2011), Swiss ice hockey player