Family Tree: Levon Petrosov

Levon - From Greek leon "lion" (Latin Leo, Russian Lev, French Leon etc.). The corresponding surname is Levonyan.
Petrosyan - Petrosyan, Petrosian or Petrossian (Eastern Armenian), Bedrosian or Bedrossian (Western Armenian) is a common surname in Armenia. It is a patronymic from the Armenian first name Petros (equivalent to Peter).