Konstantinos Iosifidis is a retired Greek footballer. Iosifidis spent his entire career from 1971 to 1985 in PAOK FC, playing as a left back. He is the only player in PAOK FC history that has won 4 titles, being part of the squad that won 2 cups in 1972 and 1974 and the 1976 and 1985 Greek league, being also captain in the latter. He also made 51 caps and scored 2 goals for the Greece national football team, and participated in UEFA Euro 1980. After retiring, he managed several teams in Greece,such as Polykastro FC, Anagennisi Karditsas, PAONE, Anagennisi Kolindrou, Apollon Kalamarias, Naousa FC, Ialisos Rodou, Kalamata FC and Kavala FC. Since 2005, he is the general manager of PAOK. 

January 14th, 1952 in Thessaloniki (Age 72)