Hannah is one of the nation's top biblical girl's names -- it surpassed Sarah in 1998, and is behind only Abigail and Elizabeth. Hannah is a name with many sources of appeal: Old Testament roots, soft and gentle sound, and a homey yet aristocratic image. The Biblical Hannah was the mother of Samuel.
Hannah is also a name that in its many versions, which include Hana and Hanna, has roots in many cultures, from Hebrew to Arabic, European to Asian. All in all, Hannah's a wonderful if very widely used name.