Datuk Seri Utama Tengku Adnan bin Tengku Mansor (Jawi: ???? ????? ?? ???? ?????; born 20 December 1950) is a Malaysian politician.
He was the Malaysian Minister of the Federal Territories from 2013 to May 2018.
He was the Malaysian Minister of Tourism from 2006 to 2008, and he was appointed as the Secretary-General of United Malays National Organisation (UMNO) following the resignation of Mohd Radzi Sheikh Ahmad on 20 March 2008.