USA: Little Rock - Singles - Main
Quarter-finals Matthews O. F. Propoggia D. 0:2 (3:6, 2:6) details 17.04.2015
1/8-finals Gomez A. Matthews O. F. 0:2 (4:6, 3:6) details 16.04.2015
1/16-finals Shabaz M. Matthews O. F. 0:2 (1:6, 4:6) details 14.04.2015
USA: Harlingen - Singles - Main
1/16-finals Kutrovsky D. Matthews O. F. 2:1 (64 :7, 7:5, 7:5) details 07.04.2015
USA: Irvine - Singles - Main
1/16-finals Matthews O. F. Nevolo D. 0:2 (1:6, 1:6) details 24.09.2014
USA: Claremont - Singles - Main
1/16-finals Aubone J. Matthews O. F. 2:0 (6:2, 6:2) details 09.09.2014
USA: Little Rock - Singles - Main
1/8-finals Kutrovsky D. Matthews O. F. 2:0 (6:1, 6:2) details 10.04.2014
1/16-finals Daciek P. Matthews O. F. 0:2 (1:6, 2:6) details 09.04.2014
USA: Laguna Niguel - Singles - Main
1/8-finals Matthews O. F. Giron M. 0:2 (4:6, 2:6) details 26.09.2013
1/16-finals Matthews O. F. Griffith W. 2:0 (6:3, 7:5) details 25.09.2013
USA: Claremont - Singles - Main
1/8-finals Matthews O. F. Abid H. 0:2 (4:6, 5:7) details 12.09.2013
1/16-finals Matthews O. F. Sato B. 2:0 (6:4, 6:3) details 10.09.2013
Canada: Gatineau - Singles - Main
1/16-finals Chvojka E. Matthews O. F. 1:0 RET. (6:3, 2:1) details 05.03.2013
Mexico: Tijuana - Singles - Main
Quarter-finals Matthews O. F. Barrientos N. 0:2 (4:6, 6:7) details 01.02.2013
1/8-finals Angelinos T. Matthews O. F. 0:2 (6:7, 1:6) details 30.01.2013
1/16-finals Matthews O. F. Crowley K. 2:0 (6:1, 6:3) details 29.01.2013