Alannah is an English name for girls. The meaning is `sunray, shining light` The name Alannah is most commonly given to Scottish girls. (2 times more often than to American girls.) What do they use in other countries? Elan Leni (German) Laine Lain Ilja Lean (Irish) Nell (English) Alane Alin Ellie (English) Elly (English) Nelly (English) Elien Elli ... Found on https://www.pregnology.com/names/girls/Alannah