Nottingham • ATP CH 50 Q1 Delaney J 61 63 5 July Marburg • M 25 R1 Schlageter J WC 61 64 1 July Klosters • M 25 R1 Karma N WC 64 36 61 16 June Ceska Lipa • M 25 R1 Kumstat J 64 63 9 June Brazzaville • ATP CH 50 R2 Marrero Curbelo I 9 61 61 6 May R1 Maginley J Q 63 76³ 5 May Santa Cruz de la Sierra • ATP CH 75 Q1 Camargo Lima E 62 60 12 April Mexico City • ATP CH 125 Q1 Fenty A 1 63 62 6 April San Luis Potosi • ATP CH 75 Triwulan 2 Colson T 2 62 61 30 March Q1 Avila A WC 63 64 29 March Bucaramanga • ATP CH 50 Triwulan 2 Li C 11 76³ 06 62 23 March Q1 Gonzalez C WC 64 62 22 March Morelos • ATP CH 75 Q1 Flores J 76³ 62 15 March Kigali • ATP CH 100 Triwulan 2 Vasa E 1 61 62 9 March Q1 Ishimwe C WC 60 62 8 March Kigali • ATP CH 75 Q1 Nijboer R 6 67⁴ 63 62 1 March Metepec • ATP CH 75 Q1 Rodrigues N 76² 63 15 February Baton Rouge • ATP CH 50 Q1 Hohmann R Alt 46 61 64 8 February