Beijing • ATP 500 Q2 Carreno Busta P 7 63 64 29 September Q1 Kecmanovic M 3 76⁶ 36 76⁵ 28 September Chengdu • ATP 250 QF Shapovalov D 7 67⁶ 63 62 27 September R2 Tabilo A 3 64 64 25 September R1 Shang J WC 76⁹ 62 24 September Rennes • ATP CH 100 R2 Bobichon M Q 63 75 17 September R1 Added D 62 64 15 September US Open • Grand Slam R2 Bublik A 15 63 61 61 3 September R1 Tirante T 46 36 63 63 63 31 August Winston-Salem • ATP 250 R2 Sonego L 61 76⁵ 26 August Cincinnati • ATP Masters 1000 R1 Shapovalov D 61 64 13 August National Bank Open • ATP Masters 1000 R1 Fearnley J Q 76³ 64 4 August Washington • ATP 500 R2 Michelsen A 64 76³ 30 July R1 Tien L 5 75 64 28 July Newport • ATP CH 125 R2 Galarneau A 63 36 76⁵ 9 July R1 Bertola R 62 61 8 July Wimbledon • Grand Slam R2 De Minaur A 5 63 62 62 2 July R1 Droguet T 62 64 61 30 June Mallorca • ATP 250 R1 Borges N 62 62 21 June Queen's • ATP 500 R2 Fery A WC 76⁷ 64 17 June R1 Menšík J 3 57 76³ 76⁵ 16 June 's-Hertogenbosch • ATP 250 SF De Minaur A 2 64 60 13 June QF Zhang Z PR 76⁴ 63 12 June R2 Rinderknech A 4 76⁵ 36 63 11 June R1 Diallo G 64 36 75 9 June Roland Garros • Grand Slam R1 Humbert U 32 63 64 63 25 May Jenewa • ATP 250 R1 Collignon R 63 76⁵ 19 May Dallas • ATP Masters 1000 R1 Dzumhur D 64 60 6 May Cagliari • ATP CH 175 R2 De Jong J Alt 63 36 61 30 April Madrid • ATP Masters 1000 R1 Buse I 64 62 22 April Barcelona • ATP 500 R1 Borges N 63 64 13 April Monte Carlo • ATP Masters 1000 R1 Bergs Z 64 63 6 April Bukares • ATP 250 R2 Mérida Aguilar D Q 46 62 62 3 April Miami • ATP Masters 1000 R2 Paul T 22 62 26 64 20 March R1 Zhang Z PR 63 62 19 March Phoenix • ATP CH 175 QF Harris B Alt 64 67⁴ 64 13 March R2 Bicknell B Q 67² 62 62 12 March Indian Wells • ATP Masters 1000 R1 Berrettini M 46 75 75 5 March Acapulco • ATP 500 R1 Shimabukuro S Q 63 64 25 February Long Island • ATP 500 R2 Shelton B 2 76² 67⁴ 63 13 February R1 Walton A 64 62 12 February Montpellier • ATP 250 F Auger-Aliassime F 1 63 76⁴ 8 February SF Damm M Q 16 63 64 7 February QF Géa A WC 57 64 64 6 February R2 Humbert U 5 67⁴ 63 76⁴ 4 February R1 Martinez P 76³ 61 2 February Quimper • ATP CH 125 R1 Bertola R Alt 76⁵ 64 28 January Australia Terbuka • Grand Slam R1 Hijikata R WC 63 63 61 19 January Auckland • ATP 250 R1 Spizzirri E Q 64 63 12 January Hong Kong • ATP 250 R1 Cilic M 63 62 5 January