| San Antonio challenger | Round | Result | H | A | 
		
			| 19.10. |  | Delic A. - Harper-Griffith L. | Q-1R | 6-2, 3-6, 6-3 |  |  | 
		
			| Burbank challenger | Round | Result | H | A | 
		
			| 12.10. |  | Joyce M. - Harper-Griffith L. | Q-1R | 6-3, 6-4 |  |  | 
		
			| Tulsa challenger | Round | Result | H | A | 
		
			| 21.09. |  | Abel M. - Harper-Griffith L. | Q-1R | 6-4, 6-3 |  |  | 
		
			| Waco challenger | Round | Result | H | A | 
		
			| 16.09. |  | Bogomolov A. - Harper-Griffith L. | 1R |  |  |  | 
		
			| US Open | Round | Result | H | A | 
		
			| 21.08. |  | Voltchkov V. - Harper-Griffith L. | Q-1R | 6-1, 6-1 |  |  | 
		
			| Bronx challenger | Round | Result | H | A | 
		
			| 12.08. |  | Brasington J. - Harper-Griffith L. | 1R | 6-4, 6-3 |  |  | 
		
			| Cincinnati | Round | Result | H | A | 
		
			| 03.08. |  | Lee H. - Harper-Griffith L. | Q-1R | 6-3, 6-4 |  |  | 
		
			| Lexington challenger | Round | Result | H | A | 
		
			| 01.08. |  | Draper S. - Harper-Griffith L. | QF | 7-6, 6-4 |  |  | 
		
			| 31.07. |  | Harper-Griffith L. - Witten J. | R16 | 1-6, 7-62, 6-4 |  |  | 
		
			| 30.07. |  | Harper-Griffith L. - Taino E. | 1R | 4-6, 6-4, 6-3 |  |  | 
		
			| Granby challenger | Round | Result | H | A | 
		
			| 09.07. |  | Lu Y. - Harper-Griffith L. | 1R | 6-3, 6-2 |  |  | 
		
			| Tallahassee chall. | Round | Result | H | A | 
		
			| 04.06. |  | Rettenmaier T. - Harper-Griffith L. | 1R | 2-6, 6-2, 6-4 |  |  | 
		
			| Houston | Round | Result | H | A | 
		
			| 19.04. |  | Bryan M. - Harper-Griffith L. | Q-1R | 7-6, 6-2 |  |  | 
		
			| Calabasas challenger | Round | Result | H | A | 
		
			| 06.04. |  | Taino E. - Harper-Griffith L. | Q-1R | 6-3, 6-3 |  |  | 
		
			| Tarzana challenger | Round | Result | H | A | 
		
			| 02.04. |  | Spadea V. - Harper-Griffith L. | 1R | 6-3, 7-5 |  |  | 
		
			| North Miami Beach challenger | Round | Result | H | A | 
		
			| 09.03. |  | De Mesa R. - Harper-Griffith L. | Q-1R | 3-6, 6-4, 7-5 |  |  | 
		
			| Delray Beach | Round | Result | H | A | 
		
			| 02.03. |  | Thomas J. - Harper-Griffith L. | Q-1R | 7-6, 6-3 |  |  | 
		
			| Futures 02 | Round | Result | H | A | 
		
			| 26.02. |  | Furmanski D. - Harper-Griffith L. | 1R | 6-0, 3-6, 6-4 |  |  | 
		
			| 19.02. |  | Williams J. - Harper-Griffith L. | 1R | 4-6, 6-4, 6-3 |  |  | 
		
			| Joplin challenger | Round | Result | H | A | 
		
			| 05.02. |  | Woodruff C. - Harper-Griffith L. | 1R | 7-6, 6-0 |  |  | 
		
			| Dallas challenger | Round | Result | H | A | 
		
			| 29.01. |  | Mamiit C. - Harper-Griffith L. | 1R | 7-6, 6-4 |  |  | 
		
			| Waikoloa challenger | Round | Result | H | A | 
		
			| 20.01. |  | Blake T. - Harper-Griffith L. | Q-R16 | 6-4, 6-1 |  |  | 
		
			| Australian Open | Round | Result | H | A | 
		
			| 10.01. |  | Dezort P. - Harper-Griffith L. | Q-1R | 6-1, 6-0 |  |  | 
		
			| Auckland | Round | Result | H | A | 
		
			| 05.01. |  | Gonzalez F. - Harper-Griffith L. | Q-R16 | 7-6, 6-1 |  |  | 
		
			| 04.01. |  | Harper-Griffith L. - Taino E. | Q-1R | 7-5, 6-4 |  |  |