| Decriptions | Characters |
| The boss of the Lupertazzi crime family and eventually is in a war with Tony Soprano | |
| Tony Soprano viewed him as obnoxious although he buys a racing horse which makes them money | |
| Former acting boss of the Lupertazzi crime family while he was in jail and was dragged away in handcuffs and tears from his daughter's wedding | |
| Tony Soprano's childhood friend and owner of restaurant Nuovo Vesuvio | |
| The cousin of Tony Soprano who is ironically shot by him with a 12-gauge shot gun | |
| Anthony Soprano's Dominican girlfriend who breakes up with A.J. after he proposes to her which sends him into a spiral | |
| A racing horse bought which Tony Soprano grows close to | |
| An FBI agent assigned to Tony Soprano but who is an ally against Phil Leotardo | |
| A good friend to Carmela Soprano and widow of Jackie Aprile | |
| Tony Soprano is misidentified as this man while he is in a coma | |
| Known for the sexual tension between himself and Carmela Soprano and thinks about killing Tony Soprano in a tension filled scene | |
| An Asian student from MIT who is a patient at Junior's half way house and looks up to Junior but then later assaults him | |
| Melfi's therapist who tries to convince her to give Tony Soprano to another colleague | |
| Meadow's former fiance who catches a member of Soprano crime family in a homosexual act | |
| Spatafore's homosexual love interest while in New Hampshire | |
| A Russian who mysteriously vanishes into the woods after seemingly being shot | |