Omid Tabibzadeh Ghamsari (; born 1961 in Tehran) is an Iranian linguist and Professor of Linguistics at the Institute for Humanities and Cultural Studies. He is a winner of Farabi International Award and is known for his research on Persian phonology, Persian grammar, Dependency grammar and Persian metres. Tabibzadeh received his BA in English from Shahid Bahonar University and his MA and PhD in linguistics from University of Tehran. Tabibzadeh previously taught at Bu-Ali Sina University. He is the editor-in-chief of the journal Language and Linguistics.