The Ohanessian surname
In the 2000 U.S. Census, 150 people carried this name — #109,328 among all U.S. surnames, about 1 in every 1,666,700 people counted.
Free to read. No account, no sign-up.
In France’s civil register
France’s register of deaths holds 178 people named Ohanessian.
50 of them were born outside France. Those born in France came from 14 départements, most often Bouches-du-Rhône.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In Switzerland’s population statistics
24 people named Ohanessian live in Switzerland.
They live in 2 of Switzerland’s 26 cantons, most of all in Geneva.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss · names with fewer than 3 bearers in a canton are not published.
Nearby in the index
Surnames next to Ohanessian.
When the index is not enough
This page says where Ohanessian is.
A volume says what happened to it.
Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.