Portorož • WTA 125 R2 Barthel M 60 64 16 September R1 Senica A WC 57 63 63 15 September Antalya • WTA 125 R2 Dencheva R Q 76⁵ 57 64 10 September R1 Serban R 64 63 8 September US Open • Grand Slam R2 Jovic I 14 64 64 4 September R1 Linette M 64 16 63 2 September Q3 Garland J 64 61 28 August Q2 Barthel M 76³ 16 62 27 August Q1 Brancaccio N 63 64 25 August Târgu Mureș • WTA 125 SF Quevedo K 1 76⁵ ab 1 August QF Ramé A 61 62 31 July R2 Ciric Bagaric L Q 75 63 30 July R1 Paquet C 60 16 60 28 July Palermo • WTA 125 F Ferro F 7 60 46 76⁶ 26 July SF Ibragimova A 63 64 25 July QF Ruggeri J 46 63 62 24 July R2 Bulgaru M 63 62 23 July R1 Astakhova D 63 62 21 July Rome • WTA 125 F Bronzetti L 4 63 61 19 July SF Trevisan M WC 26 61 61 18 July QF Noha Akugue N 6 63 61 17 July R2 Urgesi F 26 64 61 15 July R1 Spiteri D 16 61 60 13 July Contrexéville • WTA 125 R2 Jeanjean L 16 64 75 9 July R1 Ramé A 62 75 7 July Wimbledon • Grand Slam R1 Parry D 64 64 29 June Eastbourne • WTA 250 R1 Ostapenko J 3 62 62 22 June Nottingham • WTA 250 R1 Gibson T 63 57 76⁴ 15 June London • WTA 500 R1 Siegemund L 62 63 9 June French Open • Grand Slam R2 Bouzkova M 27 60 76³ 27 May R1 Haddad Maia B 16 76⁴ 62 24 May Rabat • WTA 250 R1 Kotliar Y WC 26 63 64 19 May Istanbul • WTA 125 QF Timofeeva M 6 76² 63 8 May R2 Monnet C 62 36 62 7 May R1 Gorgodze E 64 62 5 May Wiesbaden • W 100 SF Pohánková M 16 64 76³ 2 May QF Grabher J 6 75 62 1 May R2 Bronzetti L 62 46 64 30 April R1 Seibold E Q 62 61 29 April Oeiras • WTA 125 R1 Maristany Zuleta De Reales G 46 76² 41 ab 20 April Madrid • WTA 125 R2 Avanesyan E Q 62 63 8 April R1 Mandlik E 46 76² 76⁴ 6 April Bogota • WTA 250 R1 Maristany Zuleta De Reales G 61 61 31 March Miami • WTA 1000 R2 Pegula J 5 61 30 ab 21 March R1 Williams V WC 75 75 19 March Indian Wells • WTA 1000 R1 Day K Q 63 61 5 March Austin • WTA 250 R1 Stearns P 4 36 63 62 25 February Australian Open • Grand Slam R1 Klimovicova L Q 62 32 ab 19 January Auckland • WTA 250 QF Wang X 7 64 43 ab 9 January R2 Kraus S Q 16 64 61 7 January R1 Navarro E 2 75 26 64 5 January