Izzy \i(z)-zy\ as a girl's name (also used as boy's name Izzy), is a variant of Isabel (Hebrew), and the meaning of Izzy is "God's promise".

The baby name Izzy sounds like Izzie, Issy and Jazzy. Other similar baby names are Bizzy, Cazzy, Lizzy, Lizy, Ivy, Ivey, Kizzy, Rozy and Suzy.