Daniel - From Hebrew name Daniel which is a biblical name and spread among many Christian nations. The short forms are Dano, Danush, Tani, Toni (in Gharabagh). Gharabagh, Baku. The corresponding surname is Danielyan.
Sarkisyan - Sargsyan also Sarkisian (in Western Armenian Sarkisyan), is an Armenian surname derived from the given name Sargis.