Sergej Kalabic - 22 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 819 minutes in last 10 games for Zeljeznicar Banja Luka (Prva Liga - RS). Scored 0 goals, received 5 yellow card, 0 red card, in this games.