The name Jann, pronounced /ʒæn/, is of Dutch origin and means 'grace'. It is a unisex name, but it's more commonly used for females. Spelling variations include Janne and Janna. The name Jann has been used since the 17th century in the Netherlands but gained popularity worldwide in the mid-20th century.
The name Jann experienced fluctuations in popularity over the years, with a peak of 13 births in 2004 and a total of 138 births recorded since 1948.