Lyz \l-yz\ as a girl's name is a variant of Liz (Hebrew), and the meaning of Lyz is "God's promise".

The baby name Lyz sounds like Lyza, Lyzz and Luz. Other similar baby names are Lyn, Lyda, Lyna, Lee, Lize, Liza, Lyse, Lysa, Lizz, Lizy, Lib, La-, Lia, Lea, Lyla, Leya, Liya, Lil, Lin, Lynn, Lynzy, Lynzi, Liv, Lou, Lu, Lyra, Paz and Roz.