Does anyone know any really good jazz trombone players?

here's just a few in no particular order
Frank Rosolino
Carl Fonatna
Bill Watrous
Conrad Herwig
JJ Johnson
Curtis Fuller
Michael Davis
Slide Hampton
Robin Eubanks
Wycliffe Gordon
Josh Roseman
Andy Martin
Alex Iles
Steve Turre
Urbie Green
doesn't even scratch the surface... but a good place to start

Add Steve Davis to that list. He's one of my favorites.

yeah i like him too but jj is my all time favorite