USA: Pittsburgh - Singles - Main
1/8-finals Efferding J. Smith C. 1:2 (5:7, 6:3, 3:6) details 30.06.2016
1/16-finals Galloway R. Efferding J. 0:2 (3:6, 2:6) details 29.06.2016
USA: Rochester - Singles - Main
1/16-finals Pasha N. Efferding J. 1:1 RET. (6:3, 3:6, 5:3) details 22.06.2016
USA: Mansfield - Singles - Main
1/8-finals Scholtz N. Efferding J. 2:0 (6:4, 6:0) details 08.10.2015
1/16-finals Goto S. Efferding J. 1:2 (2:6, 6:4, 3:6) details 07.10.2015
1/16-finals Lenz J. Efferding J. CAN. details 07.10.2015
USA: Godfrey - Singles - Main
1/16-finals Venturino T. Efferding J. 2:0 (6:2, 6:4) details 21.07.2015
USA: Edwardsville - Singles - Main
1/8-finals Frank M. Efferding J. 2:0 (6:3, 6:1) details 08.08.2014
1/16-finals Efferding J. Mylnikov T. 2:0 (7:5, 6:1) details 05.08.2014
USA: Decatur - Singles - Main
1/16-finals Nguyen D. Efferding J. 2:0 (6:3, 6:2) details 30.07.2014
USA: Godfrey - Singles - Main
1/8-finals Dadamo J. Efferding J. 2:0 (6:2, 6:2) details 24.07.2014
1/16-finals Surreaux A. Efferding J. 1:2 (6:7, 6:3, 6:7) details 23.07.2014
USA: Pittsburgh - Singles - Main
Quarter-finals Efferding J. Aubone J. 1:2 (6:3, 3:6, 2:6) details 04.07.2014
1/8-finals Hewitt A. Efferding J. 1:2 (3:6, 7:64 , 3:6) details 03.07.2014
1/16-finals Chepelev A. Efferding J. 0:2 (1:6, 0:6) details 02.07.2014
USA: Rochester - Singles - Main
1/16-finals Efferding J. Shane R. 1:2 (5:7, 6:3, 3:6) details 26.06.2014
USA: Plantation - Singles - Main
1/16-finals Efferding J. Redlicki Ma. 1:2 (6:3, 2:6, 2:6) details 07.01.2014
USA: Decatur - Singles - Main
1/8-finals Dmitriev O. Efferding J. 2:0 (6:2, 6:2) details 01.08.2013
1/16-finals Efferding J. Krainik P. 2:0 (6:4, 6:0) details 31.07.2013
USA: Godfrey - Singles - Main
Quarter-finals Efferding J. King E. 0:2 (5:7, 64 :7) details 26.07.2013
1/8-finals Efferding J. Kopinski T. 2:0 (6:3, 7:6) details 25.07.2013