Ilse ( is one of the Netherlands' largest and most popular web sites. It is primarily a search engine and portal, providing quick access to news, weather, financial, entertainments, and many other services.

Ilse is also a Dutch girl's name, and the site's branding features a cartoon girl (presumably Ilse) popping up all over the place.

Ilse Media Groep B.V., which runs Ilse, is majority owned by VNU.