Iasi • ATP CH 100 R2 Wallin O Q 36 76³ 64 9 July R1 Neuchrist M LL 62 63 7 July Wimbledon • Grand Slam R2 Zverev A 2 61 63 76³ 2 July R1 Wendelken H WC 46 63 63 63 30 June Mallorca • ATP 250 R1 Quinn E 64 63 22 June Pérouse • ATP CH 125 R2 Cecchinato M 63 30 ab 3 June R1 Alvarez Varona N Q 64 63 2 June French Open • Grand Slam R2 Djokovic N 3 63 62 67⁷ 63 27 May R1 Dellien H Q 64 62 62 24 May Geneva • ATP 250 R1 Comesana F Q 26 63 64 18 May Rome • ATP Masters 1000 R1 Medjedovic H 64 63 7 May Aix en Provence • ATP CH 175 R2 Coppejans K Q 64 76⁸ 30 April R1 Martinez P 62 63 29 April Madrid • ATP Masters 1000 R1 Tabilo A 62 64 22 April Oeiras • ATP CH 125 F Safiullin R Q 61 62 19 April SF Houkes M LL 62 63 18 April MH Schwaerzler J 75 36 63 17 April R2 Rodionov J SE 36 64 75 15 April R1 Cecchinato M Alt 62 16 64 13 April Monza • ATP CH 125 MH Prizmic D 7 63 62 10 April R2 Fery A 76⁴ 63 9 April R1 Nardi L WC 76⁴ 75 7 April Minorque • ATP CH 100 R2 Martinez A Q 67⁷ 64 63 3 April R1 Butvilas E 63 75 1 April Miami • ATP Masters 1000 R1 Tirante T LL 75 67⁹ 76⁵ 20 March Cap Cana • ATP CH 175 MH Navone M 6 62 76⁵ 13 March R2 Bautista Agut R 64 76⁵ 13 March Indian Wells • ATP Masters 1000 R1 Bonzi B Q 64 63 6 March Dubai • ATP 500 R1 Rublev A 5 63 64 24 February Doha • ATP 500 R2 Alcaraz C 1 62 75 18 February R1 Herbert P Q 60 63 16 February Rotterdam • ATP 500 R1 O'Connell C Q 64 46 76⁴ 9 February Montpellier • ATP 250 R1 Fils A 6 76⁷ 67⁴ 62 3 February Australian Open • Grand Slam R1 Fritz T 9 76⁵ 57 61 63 20 January Auckland • ATP 250 R1 Comesana F 64 64 12 January Hong Kong • ATP 250 R1 Etcheverry T 64 75 6 January