Shann is of Irish origin, derived from the Irish surname Ó Seanáin, which means "descendant of John." It is considered a gender-neutral name but is more commonly used for males in Ireland. Shann is pronounced /ʃæn/ and has two syllables. The popularity of this name is relatively low worldwide; however, it may have gained some attention due to its unique sound and Irish heritage.
The name Shann appears to have had its most popular years between 1965 and 1976, with a peak of 20 births in 1976. After that, the number of annual births declined significantly, with only one year (1986) showing more than 10 births. The total number of births from 1958 to 2006 is 281.