Stefanidis, Stephanidis, female: Stefanidi, Stephanidi is a Greek surname. Notable people with the surname include:Babis Stefanidis, Greek–Swedish footballer and manager Christoforos Stefanidis, Greek basketball player John Stefanidis, British interior designer Katerina Stefanidi, Greek pole vaulter Lazaros Stefanidis, Greek para-athlete Markos Stefanidis, Greek football manager Michael K. Stefanidis Miltos Stefanidis, Greek footballer Mimis Stefanidis Nestoras Stefanidis, Greek footballer