Tony's body count is right up there.

I may be off on a couple, so feel free to give your feedback

Abbreviations:
DBT - done by Tony
OBT - ordered by Tony
MK - mercy killing

Willie Overall DBT
Febby Petrulio DBT
Chucky Signore DBT
Matthew Bevilaqua DBT
Salvatore "Big Pussy" Bonpensiero DBT
Ralph Cifaretto DBT
Tony Blundetto MK
Chris Moltisanti MK

Rusty Milio - OBT - Favor for the Lupertazzi Family
Mustang Sally - OBT
Jimmy Altieri OBT

Mikey Palmice OBT
Phillip Parisi OBT
Barry Haydu OBT
Stanley Johnson OBT Killed to silence him about the cancelled contract on Carmine
Credendo Curtis OBT - Killed to silence him about the cancelled contract on Carmine.
Jack Massarone OBT
Adrianna La Cerva OBT
Rene LeCours OBT Killed by Bobby in Canada
Phil Leotardo OBT
Also the guy who ran Green Grove retirement Home OBT