Kramsach • M 25 F Orlov V 4 57 63 62 19 July SF Paldanius O 63 75 18 July QF Wagner A 76⁵ 57 60 17 July R2 Waldner N 63 63 16 July R1 Kobierski J WC 61 75 15 July Kassel • M 25+H F Donald M 5 75 63 12 July SF Recek D Q 76⁵ 63 11 July QF Matusevich A 2 26 64 76⁴ 10 July R2 Krutykh O 46 62 76⁵ 9 July R1 Salazar D 63 62 8 July Marburg • M 25 F Siniakov D 3 61 64 5 July SF Planinsek F 8 63 61 4 July QF Mridha J Q 61 63 3 July R2 Bastiaansen P Q 63 64 2 July R1 Volz M Q 63 64 1 July Bruxelles • M 25 R2 Zeuch T 76¹¹ 76⁶ 25 June R1 Inui Y Q 75 62 24 June Värnamo • M 25 QF Kopp S 2 62 64 12 June R2 Guttau N 64 26 62 11 June R1 Volpi G Q 60 61 10 June Heilbronn • ATP CH 100 R1 Dedura D NG 61 64 2 June Q2 Kravchenko G 63 36 76¹ 1 June Q1 Negritu C 11 75 62 31 May Shymkent • ATP CH 50 R1 Pieri S 64 61 27 April Shymkent • ATP CH 50 QF Fomin S 16 63 63 23 April R2 Bailly G 2 75 63 22 April R1 Erhard M 61 76² 21 April Mexico City • ATP CH 125 Q2 Hayen A WC 64 26 75 6 April Q1 Mckennon M 63 63 6 April San Luis Potosi • ATP CH 75 R1 Zahraj P 64 64 31 March Morelia • ATP CH 125 R1 Bu Y 7 75 64 24 March Q2 Vandecasteele Q 8 57 64 75 23 March Q1 Reymond A Alt 64 36 63 23 March Morelos • ATP CH 75 R1 Crawford O 3 64 61 16 March Hersonissos • ATP CH 50 Q2 Langmo C 6 64 62 9 March Q1 Tsitsipas P WC 76³ 61 8 March Monastir • M 25 R1 Kaouk M Q 63 62 11 February Koblenz • ATP CH 50 R2 Uchida K 4 76⁴ 76⁵ 5 February R1 McDonald N WC 75 26 63 4 February Nussloch • M 25 R2 Ozolins K Q 76⁵ 76³ 29 January R1 Filip J 61 62 27 January Soma Bay • ATP CH 75 Q1 Boogaard T WC 75 64 18 January Glasgow • ATP CH 50 Q1 Moeller M 64 64 11 January Nottingham • ATP CH 50 Q2 Matusevich A 60 76⁴ 5 January Q1 Brady P WC 62 62 4 January