Anton Rudinski
Anton Rudinski was a Yugoslav football manager and player who played as a forward. With Red Star Belgrade he won four national Championships, two Yugoslav Cups and Danube Cup. With Partizan he also won national Championship.
He only played one match for the Yugoslavia [national football team|Yugoslavia national team] on 2 November 1952 against Egypt in a 5–0 win in Belgrade, aged 15 years 32 days old; hence being the youngest European player ever.