 Since his grandfather had never renounced Polish citizenship, according to Polish laws Obraniak's citizenship did not need to be granted by the Polish government but simply verified by the Masovian voivode.Obraniak was confirmed as a Polish citizen on 5 June 2009.On 23 July 2009, he was officially called up to the Poland team by coach Leo Beenhakker for the squad's friendly against Greece, where Obraniak scored the second goal in the match making the final score a 2–0 victory for Poland.