Ilanys \i-lan-ys, il(a)-nys\ as a girl's name is a variant of Ila (Old French), and the meaning of Ilanys is "island".

The baby name Ilanys sounds like Ilanis and Alanis. Other similar baby names are Ilana, Glenys, Glinys, Ilanit, Ilania and Ilane.