Family name Malkadjian (Malkadjian 
) , in the world, is a very rare cognomen. The cognomen Malkadjian is habitual in Lebanon, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Malkadjian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Malkadjian | United States, Lebanon |