The following is a list of all 189 people who have participated, in one form or another, in the JAM over the course of its 17-year history through 2009.
Seventeen Appearances
Mike Campoli
Chris Crowley
Chris Spellman
Fifteen Appearances
Rob "Rubar" Andrusco
George McShane
Fourteen Appearances
Mike Fornabaio
Twelve Appearances
Matt "Skinny Guy" Fornabaio
Mike Varenne
Geoff "Balls" Bowler
Ed McDowell
Eleven Appearances
John Licht
Joe E. O'Leary
Jer Silkowski
Nine Appearances
Tom Dever
Chris Blakely
Sean "The Human Highlight Film" Blakely
R.T. McShane
John Annese
Eight Appearances
Barbara Zepeda Spellman
Mr. Spellman (the 100th JAMmer)
Big Pete Chema
Seven Appearances
Alex "Nails" Nalencz
Arianne Gates Andrusco
Keith Emmer
Joe Licht
Chris Santiago
Brad F. Sherman
The Jim Altomare
Six Appearances
Kelvin Alexis Cabrera-Castellar
Myles Duffy
Jeff Burritt
George Musson
Five Appearances
Joe Rosen
Rick Biggs
Trevor Wiessmann
Julie Baker-Blakely
Liz Troney
Four Appearances
Mike Ozga
Jag Bath
Rebekah Goodhue
Laurie Ehrlich Emmer
Jen Gratzon McShane
Pher Hale
Pete Gerken
Mrs. Chema
Sue Smith
Three appearances
Haidee Cabusora
Kevin Gourdine
Dom Campoli
Eleni Zepeda
Joe Uzzi
Jamie Kane
Billy Tagliaferri
Vishal Kapoor
Tatziana
Rafaz Hoque
Bill Lippolis
James Baxter
Heather Docherty
Vin Romano
Kat Martel
Missy Jackson
Courtney McShane
Kate Spellman
Two Appearances
Mike Balducci
Alex Jones
Chance Monroe Andrusco
Tony Gerrits
Julie Connolly
Leah VandeLoo
Skam
Regina Galano Bowler
Lil' Sean Bowler
Andrew Strauss
Angel Alsina
Joe Cruz
Brian Liss
Eric Lord
Giovanni Caruso
Michele Ameri
Josh, who kept the beer cold
Lane Maven
One of the dudes who brought the keg
Adam Meza
Romy Hoque
Chris Kazan
Vic Sousa
John Rausch
One Measly Appearance
Marcus A. Campoli
Tommy Spellman
Elle McShane
Katherine Emmer
Big Fish
Q.B.
Flo
Jag's buddy Mike
Dave "BBQ Pork" Arena
Scott Kennedy
Jason Olexa
Rich Kappler
Ritchie Luthy
Andrew Carter
Big Bear Guy
Adam "Orange Shirt Man" Richardson
J.L. Novosad
Jason Carpenter
Ghost Dever
Jamie Flynn
Rob's tough buddy and his wife
Marisol
Dave Swarthout
Mike A.
Helena Silver
Rebecca Arcaro
Gretchen
Kim Kendall
Domingo
Patch Rod
Madeline Blakely
J Alejo
Mark Tully
Softball Rob from Yonkers
Softball Rob's woman
Joe Licht's woman
Darlene Foster
Eric Kabakoff
Maria Corba
Christine Corba
Vanessa Corba
Jeff who chilled in his car
Dan Evans
One-Leg Jimmy
Carla Santana
P.J.
Justin
Edward "Texxx" Miller
Lauren
Jordan Young
Steve "Equalizer" Testa
Katie Wood
Chris Kiplok
Bo Bigelow
McShane's West Y.O. Buddy
Big Willie
The dude who Jer brought
Marvin
Laura Chema
Julie Burritt
Jen Burritt
Rock Climbing Mike
One of the dudes who brought the keg
Kazan's woman
John Licht's woman
At least 4 chicks from West Y.O. who didn't seem to understand the JAM
Justin Binkowski
Hondo Muldodis
Witch Amanda
Rob Deming
Keith Alt
Waldo Perstein
Pat Torney
Evil Sue
Outback Sven
Itzy
Jen Inzana
Daniella
Billy Idleman
Valerie Daniels
Karen Zimmerman
Sumauthi Reddy
Lisa Tolin
Lexi Dwyer
Carter Morgan
JAM-Hating Melissa
Andrea
Jen
Graham Goodkin
Jamie the H.R. Champ
Jay
Marisa Tomei
Donna McGee
Amy
Ed Miranda
Miranda's Driver
Yvette Cerbone
