Career
Playing career In 1941 he and team-mate Ernest Dubac joined. At the end of the war, he became player-manager of Proleter Osijek. National team Lechner played 44 matches for the Yugoslav national team between 1931 and 1940.
He also played 12 matches for the Instruction Section Croatian national team
Coaching career After retiring as a player in 1949, Lechner became a football manager and coached Metalac Osijek, Dinamo Pančevo, Vojvodina Novi Sad, Dinamo Zagreb, Velež Mostar, Slavonija Požega and NK Zagreb.