Jack Duffy - Grand Theft Wiki, the GTA wiki

Jack Duffy was a Transport union worker affiliated with the Messina crime family. After Rocco Pelosi, a member of the Ancelotti crime family, kidnapped a union official working for the Messina family, the official gave up the information concerning Duffy's affiliation with the Messina family after being hit by a golf ball by Luis Lopez. Lopez later blew Jack's train up with sticky bombs.

v t e Characters in The Ballad of Gay Tony

Protagonist	Luis Fernando Lopez

Main characters	Yusuf Amir \| Ray Bulgarin \| Adriana Yanira Lopez \| Gay Tony

Supporting characters	Gracie Ancelotti \| Henrique Bardas \| Mori Kibbutz \| Timur \| Armando Torres

Minor characters	Abdul Amir \| Arnaud \| Marki Ashvilli \| Niko Bellic \| Roman Bellic \| Billy Blue \| Bobby Blue \| Galina Bulgarin \| Daisie Cash-Cooze \| The Celebinator \| Cindy \| The Cook \| Costas \| Miranda Cowan \| Dana \| Danni \| Dessie \| Al Di Napoli \| Domino \| Malcolm Forthright \| Girl in Bathroom \| Oscar Gomez \| Mori Green \| Billy Grey \| Chris Hunt \| Clay Jackson \| Jacob \| Jojo \| Jonelle \| Joni \| Jerry Kapowitz \| Michael Keane \| Ahmed Khalil \| Brucie Kibbutz \| Johnny Klebitz \| Leta Lopez-Wilkinson \| Vic Manzano \| Marcus \| Margot \| Maurice \| Derrick McReary \| Patrick McReary \| Poppy Mitchell \| Monique \| Sharon Morton \| Evan Moss \| Papi \| Cloe Parker \| Rocco Pelosi \| Uncle Vince \| Eugene Reaper \| Isaac Roth \| Tahir Saeed \| Mr. Santo \| Bruce Spade \| Tania \| Triad 1 \| Troy \| Union Official \| Frickie Van Hardenburg \| Alfonso Vasquez Jr. \| Vikky

Radio DJ	Audrey \| Funkmaster Flex \| Henry Santos Jeter \| John Smith \| Jorge \| Fernando Martinez \| DJ Paul \| David Rodigan \| Statik Selektah

Radio guests	Abigail Grayson

Mentioned characters	Giovanni Ancelotti \| Bertie \| Jimmy Boston \| Corey Conner \| Isaac Hammerstein \| Jack Howitzer \| Nick Lancaster \| Ernesto Lopez \| Mr. Lopez \| Dani Lupisella \| Willy Valerio \| Roy Zito

Other characters	The Brown Streak \| Jack Duffy \| Simon Epstein \| Alonso Gomez \| Jon Gravelli \| Judith Kibbutz \| Sarah Levin \| Kerry McIntosh \| Tony McTony \| Delancey Medua \| Carmen Ortiz \| Dimitri Rascalov \| Terrorism Expert \| Mel Toblowsky

Characters in The Ballad of Gay Tony (Category) \| Characters in HD Universe Antagonists \| Affected by choices \| Arms dealers \| Mission givers \| Deceased characters \| Drug dealers \| Gang leaders \| Gangsters \| Police officers \| Protagonists \| Radio DJs \| Unseen characters