Sesede Terziyan was born in Nordenham in 1981 to Armenian parents and studied at the Ernst Busch Academy of Dramatic Arts. Her first roles were at the Deutsches Theater Berlin in Tod eines Handlungsreisenden and Die Vögel. At the Maxim Gorki Theater she appeared in Ein Schiff fährt über die Donau and in Übergangsgesellschaft. In 2005 she co-founded the Berlin off-theater Eigenreich. From 2005 to 2007 she was engaged at the Deutsches Theater in Göttingen. She has also appeared in television films such as In letzter Sekunde (SWR) and Tatort – Schatten der Angst (SWR). For her portrayal of „Preisträgerin“ in Lö Bal Almanya, Sesesde Terziyan was nominated in the category „Young Actress of the Year“ in the Theater heute critics‘ poll.