Petrosyan
- Adeliia Petrosian
- Ara Bedrossian
- Arev Petrosyan
- Arevik Petrosyan
- Armen Petrossian
- Armen Petrosyan (Mench)
- Armen Petrosyan (kickboxer)
- Armenak Petrosyan
- Armenia
- Armenian language
- Arsen Petrosyan
- Arshak Petrosian
- Artur Petrosyan
- Artur Petrosyan (journalist)
- Ashot Petrosian
- Bedros Bedrosian
- Cam Bedrosian
- Davit G. Petrosian
- Eastern Armenian
- Gagik Petrosyan
- Galust Petrosyan
- Georgi Petrosian
- Gevorg Petrosyan (politician)
- Giorgio Petrosyan
- Haiganush R. Bedrosian
- Hakob Ter-Petrosyan
- Hamlet Petrosyan
- Kamo (Bolshevik)
- Leon Petrosyan
- Leonard Petrosyan
- Levon Ter-Petrosyan
- Lyudmila Ter-Petrosyan
- Mahaya Petrosian
- Manuel Petrosyan
- Maria Aparecida Pedrossian
- Mariam Petrosyan
- Marine Petrossian
- Mato Grosso do Sul
- Mekhitar of Sebaste
- Melkoum Petrossian
- Michel Petrossian
- Mouchegh Petrossian
- Nazar Petrosyan
- Oleg Petrosyan
- Pascal Bedrossian
- Patricio Bedrossian
- Pedro Pedrossian
- Peter (given name)
- Peterson (surname)
- Petros Petrosyan
- Petrossian (business)
- Rafik Petrosyan
- Rudik Petrosyan
- Samvel Petrosyan
- Sergey Petrosyan
- Shahen Nikolay Petrosyan
- Shushan Petrosyan
- Sos and Victoria Petrosyan
- Steve Bedrosian
- Tigran L. Petrosian
- Tigran Petrosian
- Valery Petrosyan
- Vardan Petrosyan
- Vardges Petrosyan
- Western Armenian
- Yevgeny Petrosyan