Can anyone tell me

#1 - Who this is?
#2 - The artist that painted it?

Thanks!

Im pretty sure the image is of singer /songwriter/actor Tom Waits.

Thanks batbat,
It seems you are right, it is a caricature of Tom Waits.
I did a bit of googling and found that there are many caricatures of him.
Tom - Google Image Search

cb4128,
If you could please attach a close up of the signature,it would be helpful.