Last name Siasar (Siasar 
) , globally, is a rare family name. The cognomen Siasar is habitual in Philippines, where it is a rare surname, Myanmar, where it is a very rare surname, and Georgia. Not in comparison with a country's population, the name is most common in Philippines, Myanmar, and Iran.
Rey, Celeste, Cecilio, Benemil, Kourosh, Rogelio, Dolores, Leonisa, Leorene, Jemilyn, Mary Ann, Demetria, Josefina, Maristela, Marcelina, Gertrudes, Ma. Luz, Manilyn, Zosimo, Yvonne, Rio, Rene, Mehdi, Arvin, Aimie, Dario, Lilia, Eleuterio, Nicel, Maryam, Janice, Joseph, Julius, Victor, Farhad, Isabel, Ehsan, and Artemio Jr