| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 2 | | Bell / Davis | GMG Racing | 14th/14th |
| 1.9.2019 | GT4 America Watkins Glen | 7 | | Alan Brynjolfsson | Park Place Motorsports | 8th/6th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 17 | | Gibbons / DeBoer | TRG - The Racers Group | 16th/12th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 21 | | Dinan / Foley | Flying Lizard Motorsports | 21st/6th |
| 1.9.2019 | GT4 Euro Nürburgring | 22 | | Kasperlik / Schöll | Allied Racing | 28th/9th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 37 | | Bellaurdo / Heylen | RS1 | 12th/20th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 46 | | Byrne / Cosmo | Nolasport | 10th/18th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 47 | | Travis / Hart | Nolasport | 7th/17th |
| 1.9.2019 | GT4 America Watkins Glen | 66 | | Spencer Pumpelly | TRG - The Racers Group | 5th/5th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 69 | | Collingwood / Tecce | BGB Motorsports Group | 17th/13th |
| 1.9.2019 | GT4 America Watkins Glen [SprintX] | 77 | | Brynjolfsson / Hindman | Park Place Motorsports | 4th/2nd |
| 1.9.2019 | GT4 America Watkins Glen | 83 | | Kevan Millstein | K2R Motorsports | DNS |
| 14.9.2019 | GT4 Scandinavia Rudskogen | 78 | | Annervi / Skoog | Race Team Gellerasen - Porsche Center Örebro | 4th/1st |
| 14.9.2019 | GT4 Scandinavia Rudskogen | 82 | | Berg / Naersnes | Jaffa Racing | 8th/10th |
| 15.9.2019 | FFSA GT4 Magny-Cours | 10 | | Gomar / Lambert | AGS Events | 17th/18th |
| 15.9.2019 | British GT Donington 2 | 88 | | Car / Zamparelli | GT Marques | 29th |
| 15.9.2019 | FFSA GT4 Magny-Cours | 141 | | Saleilles / Besson | Cool Racing | DNF/29th |
| 15.9.2019 | 3 h Vallelunga | 276 | | Ghezzi / Chiesa / Babini | Autorlando Sport | 15th |
| 22.9.2019 | GT4 America Road America [SprintX] | 2 | | Bell / Udell | GMG Racing | 4th/9th |
| 22.9.2019 | GT4 America Road America | 2 | | Jason Bell | GMG Racing | 17th/DNF |
| 22.9.2019 | GT4 America Road America | 7 | | Alan Brynjolfsson | Park Place Motorsports | 11th/7th |
| 22.9.2019 | GT4 America Road America [SprintX] | 17 | | DeBoer / Gibbons | TRG - The Racers Group | 11th/12th |
| 22.9.2019 | GT4 America Road America [SprintX] | 21 | | Dinan / Foley | Flying Lizard Motorsports | DNF/T-car |
| 22.9.2019 | GT4 America Road America [SprintX] | 21T | | Dinan / Foley | Flying Lizard Motorsports | T-car/10th |
| 22.9.2019 | GT4 America Road America [SprintX] | 47 | | Travis / Hart | Nolasport | 6th/4th |
| 22.9.2019 | GT4 America Road America | 66 | | Spencer Pumpelly | TRG - The Racers Group | 2nd/2nd |
| 22.9.2019 | GT4 America Road America [SprintX] | 69 | | Collingwood / Tecce | BGB Motorsports Group | 9th/13th |
| 22.9.2019 | GT4 America Road America [SprintX] | 77 | | Brynjolfsson / Hindman | Park Place Motorsports | DNF/1st |
| 22.9.2019 | GT4 America Road America | 83 | | Kevan Millstein | K2R Motorsports | 19th/DNS |
| 22.9.2019 | GT4 America Road America | 169 | | Thomas Collingwood | BGB Motorsports Group | 14th/12th |
| 22.9.2019 | GT4 America Road America | 210 | | Michael Dinan | Flying Lizard Motorsports | 13th/10th |
| 5.10.2019 | GT4 Scandinavia Mantorp Park | 21 | | West / Ricknäs | RMS AB | DNF/12th |
| 5.10.2019 | GT4 Scandinavia Mantorp Park | 78 | | Annervi / Bard | Race Team Gellerasen - Porsche Center Örebro | 4th/3rd |
| 6.10.2019 | 3 h Mugello | 275 | | Cerati / Fondi / Demarchi | Autorlando Sport | 15th |
| 6.10.2019 | 3 h Mugello | 276 | | Ghezzi / Chiesa / Babini | Autorlando Sport | 11th |
| 13.10.2019 | FFSA GT4 Paul Ricard | 10 | | Lambert / Gomar | AGS Events | 17th/25th |
| 13.10.2019 | FFSA GT4 Paul Ricard | 19 | | Godey / Loeb | Sébastien Loeb Racing | 16th/13th |
| 13.10.2019 | FFSA GT4 Paul Ricard | 64 | | Jouffret / Trémoulet | Team Jouffruit by Vic'Team | 4th/DNF |
| 20.10.2019 | GT4 America Las Vegas | 2 | | Jason Bell | GMG Racing | 13th/13th |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 2 | | Sofronas / Bell | GMG Racing | 10th/6th |
| 20.10.2019 | GT4 America Las Vegas | 7 | | Alan Brynjolfsson | Park Place Motorsports | 17th/DNF |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 17 | | DeBoer / Rappaport | TRG - The Racers Group | 19th/11th |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 21 | | Dinan / Foley | Flying Lizard Motorsports | DNF/5th |
| 20.10.2019 | GT4 America Las Vegas | 46 | | Matt Travis | Nolasport | 7th/18th |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 47 | | Travis / Hart | Nolasport | 2nd/7th |
| 20.10.2019 | GT4 America Las Vegas | 66 | | Spencer Pumpelly | TRG - The Racers Group | 10th/2nd |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 67 | | Woods / Bellomo | TRG - The Racers Group | 13th/16th |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 69 | | Collingwood / Tecce | BGB Motorsports Group | 15th/9th |
| 20.10.2019 | GT4 America Las Vegas [SprintX] | 77 | | Brynjolfsson / Hindman | Park Place Motorsports | 3rd/8th |
| 20.10.2019 | GT4 America Las Vegas | 83 | | Kevan Millstein | K2R Motorsports | 19th/17th |
| 20.10.2019 | GT4 America Las Vegas | 210 | | Michael Dinan | Flying Lizard Motorsports | 12th/12th |
| 20.10.2019 | Italian GT Monza | 275 | | Cerati / Chiesa | Autorlando Sport | 20th/21st |
| 20.10.2019 | Italian GT Monza | 276 | | Ghezzi / Camathias | Autorlando Sport | 11th/20th |