| | ATP Finals Qualification Cut | | | 5445 | | | | | | | |
| 9 | | Rafael Jódar | 19 | ESP | 2509 | | +10 | | Lost in US Open R128  | |
| 147 | | Federico Cina | 19 | ITA | 312 | +15 | +40 | | Qual. US Open W
Lost in US Open R128 | |
| 158 | | Jan Kumstát | 19 | CZE | 290 | -6 | | | Lost in Como R32 | |
| 164 | | Moïse Kouamé | 17 | FRA | 279 | -6 | | | Lost in Qual. US Open R1 | |
| 169 | | Diego Dedura | 18 | GER | 270 | -5 | | | Lost in Qual. US Open R1 | |
| 203 | | Maxim Mrva | 19 | CZE | 224 | -2 | +4 | | Lost in Plovdiv 3 R16 | |
| 228 | | Darwin Blanch | 18 | USA | 195 | -7 | | | Lost in US Open R128 | |
| 263 | | Max Schönhaus | 19 | GER | 172 | +13 | +12 | | Lost in Como QF | |
| 296 | | Mees Rottgering | 19 | NED | 147 | -3 | | |
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| 303 | | Cruz Hewitt | 17 | AUS | 142 | -2 | | |
| 325 | | Jacopo Vasami | 18 | ITA | 129 | -3 | | |
| 332 | | Ognjen Milić | 19 | SRB | 126 | +1 | +4 | | Lost in Plovdiv 3 R16 | |
| 338 | | Jack Kennedy | 18 | USA | 123 | -9 | | | Lost in US Open R128 | |
| 343 | | Manas Dhamne | 18 | IND | 121 | -7 | | |
| 400 | | Mika Petković | 19 | GER | 99 | +7 | +6 | | Lost in Porto 1 R16 | |
| 411 | | Thijs Boogaard | 18 | NED | 94 | -2 | +2 | | Lost in Hurghada 8 QF | |
| 421 | | Niels McDonald | 18 | GER | 92 | -11 | | | Lost in Porto 1 R32 | |
| 423 | | Karim Bennani | 19 | MAR | 91 | +15 | +7 | Casablanca SF | | 98 | 109 |
| 434 | | Reda Bennani | 19 | MAR | 87 | -11 | | |
| 437 | | Ivan Ivanov | 17 | BUL | 87 | +14 | +6 | | Lost in Manacor R16 | |
| 476 | | Henry Bernet | 19 | SUI | 78 | +129 | +31 | | Lausanne W
Lost in Como R16 | |
| 502 | | Pierluigi Basile | 19 | ITA | 70 | -9 | +1 | | Lost in Lausanne R16 | |
| 536 | | Justin Engel | 18 | GER | 62 | -11 | | |
| 547 | | Gabriel Ghetu | 18 | ROU | 59 | +28 | +8 | | Lost in Bucharest 3 F | |
| 554 | | Michael Antonius | 16 | USA | 58 | +25 | +8 | | Lost in Qual. US Open R2 | |
| 555 | | Alexander Vasilev | 19 | BUL | 58 | -17 | | | Lost in Plovdiv 3 R32 | |
| 556 | | Amir Omarkhanov | 18 | KAZ | 58 | -6 | +2 | | Lost in Monastir 34 QF | |
| 557 | | Jamie Mackenzie | 18 | GER | 57 | -15 | | |
| 567 | | Daniel Jade | 17 | FRA | 55 | +37 | +8 | | Lost in Monastir 34 F | |
| 595 | | Guto Miguel | 17 | BRA | 51 | -22 | | |
| 600 | | Andrea De Marchi | 19 | ITA | 51 | -1 | +3 | | Lost in Maribor QF
Lost in Qual. Como R1 | |
| 609 | | Stefan Horia Haita | 19 | ROU | 50 | -28 | | | Lost in Qual. Plovdiv 3 R1 | |
| 641 | | Nikolai Barsukov | 19 | GER | 45 | +6 | +3 | | Lost in Allershausen QF
Lost in Meerbusch R16 | |
| 652 | | Andrew Johnson | 17 | USA | 43 | +54 | +8 | | Lost in Qual. US Open R2
(R1 ) | |
| 682 | | Timofei Derepasko | 19 | RUS | 40 | -11 | | |
| 699 | | Žiga Šeško | 18 | SLO | 38 | -19 | | | Lost in Manacor R32 | |
| 706 | | Andres Santamarta Roig | 19 | ESP | 37 | -18 | | |
| 707 | | Daniele Rapagnetta | 19 | ITA | 37 | -16 | | |
| 726 | | Rares Teodor Pieleanu | 19 | ROU | 35 | +9 | +3 | | Lost in Bucharest 3 R16
Lost in Buzau QF | |
| 738 | | Oskari Paldanius | 19 | FIN | 34 | -2 | +2 | | Lost in Qual. Manacor R2 | |
| 747 | | Yannick Theodor Alexandrescou | 18 | FRA | 33 | -25 | | |
| 752 | | Alan Ważny | 19 | POL | 33 | -12 | +1 | | Lost in Poznan R32
Lost in Szczawno R16 | |
| 780 | | Jangjun Kim | 19 | KOR | 30 | -27 | | |
| 782 | | Oliver Bonding | 19 | GBR | 30 | -27 | | |
| 784 | | Keaton Hance | 18 | USA | 30 | -27 | | |
| 785 | | Kasra Rahmani | 19 | IRI | 30 | -26 | | | Lost in Qual. Como R1 | |
| 791 | | William Rejchtman Vinciguerra | 19 | SWE | 30 | -2 | +2 | | Lost in Allershausen QF
Lost in Qual. Porto 1 R1 | |
| 800 | | Samuel Alejandro Linde Palacios | 18 | COL | 29 | -23 | | |
| 801 | | Alaa Trifi | 19 | TUN | 29 | -19 | | |
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| 818 | | Linus Lagerbohm | 18 | FIN | 27 | +40 | +4 | Szczawno SF | | 31 | 38 |
| 821 | | Ronit Karki | 18 | USA | 27 | -20 | | |
| 824 | | Maxwell Exsted | 19 | USA | 27 | -15 | | |
| 828 | | Michele Mecarelli | 19 | ITA | 27 | -9 | +1 | | Lost in Bologna 2 R16 | |
| 832 | | Kuan Shou Chen | 18 | TWN | 26 | +1177 | +25 | | Taipei 2 W | |
| 842 | | Nikita Belozertsev | 17 | UZB | 26 | +35 | +4 | Kursumlijska Banja 17 SF | | 30 | 37 |
| 846 | | Charlie Robertson | 19 | GBR | 25 | -21 | | |
| 850 | | Matteo Sciahbasi | 19 | ITA | 25 | -22 | | |
| 853 | | Kerem Yilmaz | 19 | TUR | 25 | -21 | | | Lost in Hurghada 8 R32 | |
| 857 | | Kriish Tyagi | 19 | IND | 24 | -21 | | |
| 878 | | Egor Pleshivtsev | 19 | RUS | 23 | -16 | | |
| 885 | | Ryo Tabata | 18 | JPN | 22 | -16 | | |
| 900 | | Mickael Kaouk | 18 | FRA | 21 | -15 | | |
| 918 | | Michael Savano | 18 | USA | 19 | +425 | +14 | | Qual. Poznan W
Lost in Poznan F | |
| 920 | | Cezar Gabriel Papoe | 18 | ROU | 19 | -20 | | |
| 924 | | Duje Markovina | 18 | AUS | 19 | -13 | | |
| 927 | | Yuta Tomida | 19 | JPN | 19 | +62 | +4 | Wuning 7 SF | | 23 | 30 |
| 928 | | Fanming Meng | 18 | CHN | 19 | +14 | +2 | | Lost in Maanshan 10 R32
Lost in Qual. Zhangjiagang R2 | |
| 931 | | Rethin Pranav Senthil Kumar | 19 | IND | 18 | -16 | | |
| 932 | | Dimitar Kisimov | 18 | BUL | 18 | -16 | | |
| 934 | | Enzo Kohlmann De Freitas | 19 | BRA | 18 | -16 | | |
| 958 | | Tudor Batin | 19 | ROU | 17 | +46 | +3 | | Lost in Bucharest 3 R16
Lost in Buzau QF | |
| 959 | | Gabriele Crivellaro | 19 | ITA | 17 | +80 | +4 | Bologna 2 SF | | 21 | 28 |
| 961 | | Sydney Zick | 19 | GER | 17 | -22 | | |
| 968 | | Sergi Fita Juan | 19 | ESP | 17 | -24 | | | Lost in Oviedo R32
Lost in Madrid R32 | |
| 974 | | Dante Pagani | 18 | ARG | 16 | -22 | | |
| 976 | | Mikael Arseneault | 19 | CAN | 16 | -23 | | | Lost in Urbana 2 R32 | |
| 987 | | Benjamin Willwerth | 19 | USA | 16 | -22 | | |
| 988 | | Luka Talan Lopatić | 18 | SLO | 16 | -20 | | |
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