Date	Tournament	Round	Surface	Result	Opponent	Score
1972-07-12	Washington WCT	Round of 64	Clay	L	Graham Stilwell	7-56-1
1970-07-18	Washington	Round of 64	Hard	L	Bob Hewitt	6-16-3
1970-07-18	Washington	Round of 128	Hard	W	Jasjit Singh	6-06-1
1969-08-16	Boston	Round of 64	Grass	L	Tico Carrero	4-66-37-5
1969-07-14	Cincinnati	Round of 128	Clay	L	Rauty Krog	10-126-27-5
1969-07-07	Washington	Round of 64	Clay	L	Rudy Hernando	2-66-18-6
1968-08-29	US Open	Round of 128	Grass	L	Bob Mckinley	14-129-76-2
1968-08-17	Boston 2	Round of 64	Grass	W	Mario Obando	6-26-17-5
1968-08-17	Boston 2	Round of 32	Grass	L	Arthur Ashe	8-66-36-2
1968-08-05	Southampton	Round of 64	Grass	W	Tico Carrero	6-36-4
1968-08-05	Southampton	Round of 32	Grass	L	Sherwood Stewart	8-67-5
1968-07-29	South Orange	Round of 64	Grass	W	Barry Conway	10-86-2
1968-07-29	South Orange	Round of 32	Grass	L	Cliff Richey	6-31-66-4
1968-07-22	Haverford	Round of 64	Grass	W	Richard Russell	3-66-49-7
1968-07-22	Haverford	Round of 32	Grass	W	Ramanathan Krishnan	6-47-5
1968-07-22	Haverford	Round of 16	Grass	L	Marty Riessen	6-16-4
1968-07-15	Milwaukee	Round of 64	Clay	L	Premjit Lall	4-68-66-2
1968-07-08	Indianapolis	Round of 64	Clay	W	Don Mccormick	6-46-4
1968-07-08	Indianapolis	Round of 32	Clay	L	Joaquin Loyo Mayo	6-16-1