I'd have to say Russell Peters because he always hits close to home among me, my circle of friends (RE: first or second gen Canadians), and my parents as well.
Does not swear and has the cleanest jokes around but the man can make me laugh till I cry.
And the Blue Collar guys are hilarious.
Anyone remember when Bob Newhart used to do stand-up? My cheeks would be hurting and my stomach aching after listing to him for a half hour or so.
Oh Oh William Shatner has a couple of pretty funny routines,,,,,