Nisan is a unisex name of Hebrew origin, meaning "month" in that language. It derives from the Akkadian word NISANU, referring to the first month in the Canaanite calendar, which corresponds to March-April in the Gregorian calendar. The name Nisan is also associated with the Jewish festival of Passover, which occurs during this month. It is often used as a given name, but can also serve as a surname or a place name. Notably, Nisan has been featured in literature and popular culture, such as in the novel "The House of Nissim" by Israeli author Yosef Haim Brenner.
Nisan saw an increase in popularity over time, with birth numbers rising from 5 in 1994 to a peak of 9 in 2023. Despite fluctuations, the name has remained consistently present with a total of 21 births across these three years.