The first name Kerrigan is ♀ female and ♂ male.
The given name Kerrigan derived from the Irish surname Ó Ciaragáin. Ciaragáin is a diminutive of the Gaelic name Ciar.
Kerrigan means “descendant of Ciaragán” and “black” or “dark” (from Irish “ciar”).
Photo: Helena Lopes