Giải quần vợt Pháp Mở rộng 2019
Hạt giống đơn > Đơn nam

| Hạt giống | Xếp hạng | Tay vợt | Điểm trước thi đấu | Điểm bảo vệ | Điểm giành được | Điểm sau thi đấu | Thực trạng |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | 1 |  Novak Djokovic | 12,355 | 360 | 720 | 12,715 | Semifinals lost to  Dominic Thiem [4] |
| 2 | 2 |  Rafael Nadal | 7,945 | 2,000 | 2,000 | 7,945 | Champion, defeated  Dominic Thiem [4] |
| 3 | 3 |  Roger Federer | 5,950 | 0 | 720 | 6,670 | Semifinals lost to  Rafael Nadal [2] |
| 4 | 4 |  Dominic Thiem | 4,685 | 1,200 | 1,200 | 4,685 | Runner-up, lost to  Rafael Nadal [2] |
| 5 | 5 |  Alexander Zverev | 4,360 | 360 | 360 | 4,360 | Quarterfinals lost to  Novak Djokovic [1] |
| 6 | 6 |  Stefanos Tsitsipas | 4,080 | 45 | 180 | 4,215 | Fourth round lost to  Stan Wawrinka [24] |
| 7 | 7 |  Kei Nishikori | 3,860 | 180 | 360 | 4,040 | Quarterfinals lost to  Rafael Nadal [2] |
| 8 | 9 |  Juan Martín del Potro | 3,235 | 720 | 180 | 2,695 | Fourth round lost to  Karen Khachanov [10] |
| 9 | 12 |  Fabio Fognini | 2,785 | 180 | 180 | 2,785 | Fourth round lost to  Alexander Zverev [5] |
| 10 | 11 |  Karen Khachanov | 2,800 | 180 | 360 | 2,980 | Quarterfinals lost to  Dominic Thiem [4] |
| 11 | 13 |  Marin Čilić | 2,710 | 360 | 45 | 2,395 | Second round lost to  Grigor Dimitrov |
| 12 | 14 |  Daniil Medvedev | 2,625 | 10 | 10 | 2,625 | First round lost to  Pierre-Hugues Herbert |
| 13 | 15 |  Borna Ćorić | 2,525 | 90 | 90 | 2,525 | Third round lost to  Jan-Lennard Struff |
| 14 | 17 |  Gaël Monfils | 1,965 | 90 | 180 | 2,055 | Fourth round lost to  Dominic Thiem [4] |
| 15 | 16 |  Nikoloz Basilashvili | 1,970 | 10 | 10 | 1,970 | First round lost to  Juan Ignacio Londero |
| 16 | 19 |  Marco Cecchinato | 1,840 | 720 | 10 | 1,130 | First round lost to  Nicolas Mahut [WC] |
| 17 | 20 |  Diego Schwartzman | 1,755 | 360 | 45 | 1,440 | Second round lost to  Leonardo Mayer |
| 18 | 21 |  Roberto Bautista Agut | 1,690 | 90 | 90 | 1,690 | Third round lost to  Fabio Fognini [9] |
| 19 | 23 |  Guido Pella | 1,460 | 45+25 | 45+20 | 1,455 | Second round lost to  Corentin Moutet [WC] |
| 20 | 24 |  Denis Shapovalov | 1,425 | 45 | 10 | 1,390 | First round lost to  Jan-Lennard Struff |
| 21 | 25 |  Alex de Minaur | 1,410 | 0+65 | 45+20 | 1,410 | Second round lost to  Pablo Carreño Busta |
| 22 | 26 |  Lucas Pouille | 1,385 | 90 | 45 | 1,340 | Second round lost to  Martin Kližan |
| 23 | 27 |  Fernando Verdasco | 1,370 | 180 | 45 | 1,235 | Second round lost to  Antoine Hoang [WC] |
| 24 | 28 |  Stan Wawrinka | 1,365 | 10 | 360 | 1,715 | Quarterfinals lost to  Roger Federer [3] |
| 25 | 22 |  Félix Auger-Aliassime | 1,482 | (20)† | 0 | 1,462 | Withdrew due to left abductor injury |
| 26 | 33 |  Gilles Simon | 1,235 | 90 | 45 | 1,190 | Second round lost to  Salvatore Caruso [Q] |
| 27 | 29 |  David Goffin | 1,325 | 180 | 90 | 1,235 | Third round lost to  Rafael Nadal [2] |
| 28 | 30 |  Kyle Edmund | 1,325 | 90 | 45 | 1,280 | Second round retired against  Pablo Cuevas |
| 29 | 31 |  Matteo Berrettini | 1,320 | 90 | 45 | 1,275 | Second round lost to  Casper Ruud |
| 30 | 35 |  Dušan Lajović | 1,226 | 45 | 90 | 1,271 | Third round lost to  Alexander Zverev [5] |
| 31 | 32 |  Laslo Đere | 1,314 | 10+75 | 90+10 | 1,329 | Third round lost to  Kei Nishikori [7] |
| 32 | 34 |  Frances Tiafoe | 1,230 | 10 | 10 | 1,230 | First round lost to  Filip Krajinović |
† Tay vợt không vượt qua vòng loại ở giải đấu năm 2018. Thay vào đó, điểm tốt nhất của lần 18 sẽ được thay thế vào.