Columbus San Diego • ATP CH 75 R1 Blanch D 46 76⁹ 61 23 September Tiburon • ATP CH 125 SF Mmoh M 4 62 62 20 September QF Gorzny S WC 76⁵ 16 75 19 September R2 Shick B 8 64 67⁵ 64 16 September R1 Ambrogi L 62 60 14 September US Open • Grand Slam R1 Bublik A 15 64 62 36 61 31 August Cincinnati • ATP Masters 1000 R1 Duckworth J 75 76⁷ 14 August Q2 Shimabukuro S 9 63 36 75 13 August Q1 Mochizuki S Alt 62 26 63 12 August Vancouver • ATP CH 125 F Lajal M 8 75 61 2 August SF Friend J Q 63 64 1 August QF Matsuoka H LL 46 75 63 31 July R2 Zink T Q 63 63 30 July R1 Zhang Z 9 76³ 36 64 29 July Bloomfield Hills • ATP CH 100 QF Fearnley J 8 76⁵ 46 63 24 July R2 Wong C 4 63 75 23 July R1 Smith C 76¹ 63 21 July Lincoln • ATP CH 75 R2 Johnson S WC 62 64 16 July R1 Fenty A Alt 67⁰ 41 ab 14 July Cary • ATP CH 75 R1 Friend J Q 57 76⁵ 63 1 July Tulsa • M 25 F Young G 57 62 76⁵ 21 June SF Martin A 1 36 63 64 20 June QF Langmo C 8 62 46 64 19 June R2 Fahim I Q 61 61 18 June R1 Nefve A WC 76⁵ 64 16 June Savannah • ATP CH 75 R2 Tabur C 6 64 67² 61 22 April R1 Faurel T NG 63 64 21 April Sarasota • ATP CH 75 R1 Glinka D 6 63 76⁴ 6 April Houston • ATP 250 Q1 Pinnington Jones J 1 64 64 28 March