Filed under: Frank Potenza, Late Night, R.I.P., Jimmy Kimmel
-- the silver-haired ex-cop who charmed audiences on his nephew's show, "Jimmy Kimmel Live!
", died early this morning ... reps from the show have confirmed.
Uncle Frank spent 20 years as a New York City police officer -- before eventually becoming a staple on Kimmel's late night show in 2003.
The show released an official statement on Frank's passing -- saying ...