| Rank | High | Player | Points | Diff | Age | Last | Next vs |
| 24 | New 24 |
F.Tiafoe
|
1506 | +3 | 24.5 |
Lost R2 |
M.Berrettini Cincinnati |
| 26 | New 26 |
H.Rune
|
1425 | +2 | 19.2 |
Lost R2 |
C.Norrie Cincinnati |
| 31 | New 31 |
M.Cressy
|
1279 | +1 | 25.2 |
Lost R2 |
B.Zandschulp Cincinnati |
| 59 | New 59 |
J.Lehecka
|
773 | +6 | 20.7 |
Won Fin |
|
| 83 | New 83 |
C.Tseng
|
622 | +1 | 21 |
Won Q1 |
D.Goffin Cincinnati |
| 84 | New 84 |
J.Wolf
|
617 | +15 | 23.6 |
Lost QF 
|
E.Ruusuvuori Cincinnati |
