Branko Gajin (Serbian Cyrillic: Бранко Гајин; born 5 November 1958) is a politician in Serbia. He was the mayor of Srbobran from 2004 to 2012 and served in the Assembly of Vojvodina from 2008 to 2011. For much of his time as an elected official, Gajin was not a member of any political party.