The name Alannah is a variant of Alana. It is used in Ireland, and it was influenced by the vocative form of the Gaelic word for "child" - "a leanbh".
Famous bearers
Bearers include Alannah Myles (born 1955), a Canadian singer and songwriter;
Alannah Currie (born 1957), a New Zealand musician and artist;
Alannah Hill (born 1963), an Australian fashion designer.