The victims included children as well as two FC peronnel.
Unidentified persons threw the small bomb in the direction of the stage where former president Dera Ismail Khan Bar Association Qaizar Miankhail was also present.
The incident took place in the Sikandar village where eyewitnesses confirmed that the hand grenade was thrown from behind the stage.
One killed, five injured in grenade attack
The incident occurred within the Chodwan Police Station with the injured being shifted to hospital in the wake of the attack.
The authorities reached the scene and cordoned off the area.
"We've called in fresh contingents and a search operation is ongoing to arrest those behind the attack," a district administration official told The Express Tribune.
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