Davidyan

Davidyan or Davidian (Դավթյան) is an Armenian surname meaning "son of David", thus making it equivalent to Davidson.

Notable people with the surname include:
 * Levon Davidian (1944–2009), Iranian parliament member, psychiatrist and professor
 * Marie Davidian, American biostatistician
 * David Davidyan (born 1997), Russian footballer
 * Nelson Davidyan (1950–2016), Ukrainian-Armenian Greco-Roman wrestler