The girl's name Islay\i-slay, is-lay\ is a variant of Isla. See for origin and meaning of Islay.
The baby name Islay sounds like Ila, Illa and Iola. Other similar baby names are Issy and Isa.
Islay is a very rare female first name and is not used as a surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the girl's name Islay. Compare Islay with related baby names.