Peeople I miss:
jon
Jman (I know...sometimes he comes, but alot of times, he's gone).
Sey
MarioBro64
Lowed Lowenic (I'llgive you time to figure out who that is)
Dr. Mario (unless he's got a new name)
Peeople I don't miss....at all:
Meowrik
NintendoFreak
marioguy/sadib100
Killa of PS2
Chaotix (though I've never met him)
Alucard
Dat's dat.
EDIT: Added more people.