Sergej Kalabic - 23 years old Midfielder from Bosnia and Herzegovina.
First Team: Zeljeznicar Banja Luka, Last Team: Zeljeznicar Banja Luka in Prva Liga - RS (number 18).
Sergej Kalabic plays 737 minutes in last 10 games for Zeljeznicar Banja Luka (Prva Liga - RS). Scored 1 goals, received 7 yellow card, 2 red card, in this games.