Nisan \n(i)-san\ as a boy's name is a variant of Nissan (Hebrew), and the meaning of Nisan is "miracle".

Similar baby names are Nishan, Ahsan, Ihsan, Ehsan, Hasan, Naman, Natan, Neilan, Nilson, Nevan, Niven, Niaz, Nixon, Ninian, Nizar, Nolan and Oisin.