Roanne • ATP CH 100 SF Brunold M 76² 76³ 17 October QF Stricker D Forfait 16 October R2 Blanchet U Q 61 63 15 October R1 Chidekh C 5 76⁶ 76³ 14 October Porto • ATP CH 125 SF Rocha H 8 Forfait 3 October QF Butvilas E 67⁵ 63 76⁵ 2 October R2 Samuel T 4 62 46 62 1 October R1 Torres T WC 36 75 61 28 September Manacor • ATP CH 75 R1 Bertola R 46 63 76³ 1 September US Open • Grand Slam Q2 Smith C 76² 26 64 27 August Q1 Added D 60 63 26 August Luedenscheid • ATP CH 100 F Gentzsch T 64 76⁴ 9 August SF Moller E 61 76⁴ 8 August QF Giustino L 63 76⁴ 7 August R2 Houkes M 63 76⁴ 6 August R1 McDonald N WC 63 63 4 August Saskatoon • ATP CH 125 R2 Henning P 75 46 60 22 July R1 Clarke J 16 64 64 20 July Umag • ATP 250 R2 Tsitsipás S 64 67² 76⁵ 16 July R1 Dietrich D Q 76³ 26 76⁵ 14 July Louisville • ATP CH 100 SF Piros Z 76⁵ 63 11 July QF Kaśnikowski M Alt 46 60 63 10 July R2 Gueymard Wayenburg S 76¹ 75 8 July R1 Faurel T NG 60 26 62 6 July Wimbledon • Grand Slam Q3 Safiullin R 15 46 76² 36 76⁶ 64 25 June Q2 Holmgren A 24 64 63 24 June Q1 Bueno G 46 75 61 22 June Hechingen • ATP CH 75 R2 Droguet T 1 36 76⁵ 64 17 June R1 Kokkinakis T Q 06 76⁷ 64 16 June Vicenza • ATP CH 75 R1 Pieri S Q 61 76³ 26 May Roland Garros • Grand Slam Q1 Gentzsch T 62 63 19 May Kigali • ATP CH 75 QF Cecchinato M 67⁶ 33 ab 5 March R2 De Krom M Q 64 62 4 March R1 Pieri S Q 67³ 64 64 3 March Lille • ATP CH 125 SF Blockx A 4 63 76⁴ 21 February QF Droguet T 6 64 57 62 20 February R2 Landaluce M 64 63 19 February R1 Harris L SE 57 76⁶ 64 18 February Pau • ATP CH 125 R1 Nardi L 4 64 76³ 9 February Oeiras • ATP CH 75 R1 Galarneau A 62 62 27 January Oeiras • ATP CH 100 R1 Yevseyev D Q 64 67⁵ 62 20 January Australia Terbuka • Grand Slam Q2 Sweeny D 64 64 14 January Q1 Prado Angelo J 63 60 12 January