From Latin ilex, the holly or evergreen oak tree.
Ilex comes from Latin, where it refers to holly or the evergreen oak. That botanical origin gives the name a crisp, classical feel, and it places Ilex firmly among the rare nature names that draw their strength from the natural world. Because it comes from learned Latin rather than everyday English, it also has a slightly scholarly polish.
As a given name, Ilex feels minimal and striking. The shape is compact, but the image is vivid: evergreen leaves, winter resilience, and a plant associated with endurance. It can sound modern because it is so clean, even though its roots are old.
That combination of botanical meaning and formal simplicity makes Ilex unusually versatile. It feels distinctive, cool-toned, and subtly elegant, with a natural symbolism that does not need much explanation.