Giliah \gi-liah\ as a girl's name is a variant of Gilia (Hebrew), and the meaning of Giliah is "joy of the Lord".

The baby name Giliah sounds like Gilah and Giliyah. Other similar baby names are Gilian, Alliah, Aliah, Cilia, Silia, Daliah, Lilah, Eilah, Filia, Galia, Gelilah, Gila, Geiliyah, Gillan, Gilda, Giliya, Gillian, Giliana, Gioia, Giulia, Jilian, Laliah, Lilia, Peliah, Taliah, Ginia and Zillah.