The Sopranos

Beretta 92FS

Tony Soprano (James Gandolfini) uses a Beretta (pulling it out of the inside of a fish) to kill Chucky Signore (Sal Ruffino) in I Dream of Jeannie Cusamano.

Christopher's hitmen use Berettas to shoot Credenzo Curtis and Stanley Johnson in the Meadowlands in Whitecaps.

Glock

The hitmen that attack Tony during the first season have two-tone Glocks in Isabella.

Silvio Dante (Steven Van Zant) uses a suppressed two-tone Glock during the Jimmy Altieri hit in I Dream of Jeannie Cusamano.

Matt Bevilaqua (Lillo Brancato) and Sean Gismonte (Chris Tardio) use 9 mm Glocks in their assassination attempt on Christopher in Full Leather Jacket. Subsequently, Tony Soprano and Big Pussy (Vincent Pastore) each use a Glock when pumping bullets into Matt in the next episode From Where to Eternity.

Smith & Wesson 5906

Christopher Moltisanti (Michael Imperioli) carries this 9mm handgun throughout the show. It is the one he uses when shooting the bakery clerk in the foot, killing Mikey Palmice, and pulling out on various other times, as well as emptying the bullets into Tony Soprano's Chevrolet Suburban in the fifth season.

SIG P226

Mikey Palmice (Al Sapienza) uses a SIG to kill Donnie Paduana inside his car in Isabella.

SIG P230

Christopher Moltisanti carries this in an ankle holster in the second season episode Full Leather Jacket when he is shot at by Matt Bevilaqua and Sean Gismonte. One of the shots he fires from it hits Sean in the head, killing him.