The explosion occurred in the garden of the Amara Cultural Centre close to the Syrian town of Kobane, BBC reported.
According to reports, about 300 delegates from youth associations were reportedly staying at the centre.
Suruc has become home to many refugees fleeing the fighting in Kobane in recent months.
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Kobane has been a battleground between militants from the Islamic State (ISIS) group and Kurdish fighters since September last year, when the militant group overran the town, forcing most of its residents to flee into Turkey.