Oganessian (Ohanessian, etc.) () a variant of Hovhannisyan is a surname of Armenian origin derived from the Armenian given name Ohannes. People with such names include:
- Alina Oganesyan (born 2004), German rhythmic gymnast
- Armen Oganesyan (born 1954), CEO of Russian state radio station Voice of Russia
- Arsen Oganesyan, Russian football player
- Beatrice Ohanessian (March 15, 1927 â July 17, 2008), Iraqi-Armenian pianist
- Gaguik Oganessian (1947âÂÂ2015), Armenian chess player, writer and organiser
- Khoren Oganesian (born 1955), Soviet footballer
- Marine Brenier-Ohanessian (born 11 August 1986) is a French politician
- Renata Oganesian, Ukrainian pair skater
- Stepan Oganesyan, Russian football player
- Yuri Oganessian (born 1933), Russian-Armenian nuclear physicist (the element oganesson is named to honor him)
- Marina E. Oganesian, (born 1954) Armenian botanist
See also