Nicholas Laskaris (; unknown â 1210) was the eldest son of the Byzantine emperor Theodore I Laskaris (). He was junior co-emperor alongside his father during the latter's reign.
Nicholas Laskaris was born to Theodore I Laskaris and his first wife Anna Komnene Angelina. He was the couple's first son.
He was declared his father's co-emperor in 1208, but he was not mentioned after 1210.