Nobody ever set out to be a grunge icon -- at least nobody who actually became one.

In a musical genre defined by its lack of formal definition, the main prerequisite was to want nothing to do with it. But despite some musicians' best efforts, they became synonymous with grunge and hugely influential to subsequent artists.

Musicians like who? Glad you asked. Check out the gallery above to see who we think are the 19 Most Influential Grunge Musicians of all time. Don't agree with us? Did we miss someone? Let us know in the comments section below.

And when you're done with that, quiz yourself on all things on the seminal grunge act known as Nirvana in the video below: