Tahsin Ertuğruloğlu (born 1953) is a Turkish Cypriot politician. He served as a member of the Assembly of the Republic representing the Lefkoşa District between 1998 and 2018. During this time, he was a member of the National Unity Party (UBP) between 1998 and 2010, serving as the leader of the party between 2006 and 2008. He returned to the UBP in 2012 and remained its representative until the end of his tenure as an MP. He served in different ministerial positions, including a five-year tenure as the Minister of Foreign Affairs and Defense between 1998 and 2004.