Illa is a surname, Catalan Island. Notable people with the surname include:
- Esteban Terradas i Illa (1883–1950), Spanish mathematician, scientist, and engineer
- Rolando Illa (1880–1937), Cuban-Argentine chess player
- Salvador Illa (born 1966), Spanish politician
This page lists people with the surname Illa.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.