See also the related category hebrew.
Gai is rarely used as a baby name for boys. It is not listed in the top 1000 names.
Baby names that sound like Gai include Gee, Dji, Jey (English), Ji (Chinese), Ojee, Ojie, Gya, Gyah, Gyges, Ajaks, J, Jaac, Jac (Welsh), Jace (English), Jach (Czech and Polish), Jack (English and Dutch), Jacke, Jacks, Jacq, and Jacs.
† English pronunciation for Gai: JH as in "joy (JH.OY)" ; IY as in "eat (IY.T)"