Gadecki or Gądecki (feminine form: Gadecka or Gądecka) is a Polish surname. Notable people with the surname include:
Olivia Gadecki (born 2002), Australian tennis player Sabina Gadecki (born 1983), American actress and model Stanisław Gądecki (born 1949), Polish Catholic bishop Zygmunt Gadecki (1938–2000), Polish footballer
See also