| Yokkaichi challenger | Round | Result | H | A | 
		
			| 24.11. |  | Hsu Y / Shimi - Corne / Harri | QF | 6-1, 3-6, 10-2 | 2.11 | 1.65 | 
		
			| 22.11. |  | Corne / Harri - Tsuts / Yaman | R16 | 6-1, 6-1 | 1.02 | 16.23 | 
		
			| Matsuyama challenger | Round | Result | H | A | 
		
			| 12.11. |  | Harri / Smith - Matsu / Uesug | F | 6-3, 4-6, 10-8 | 1.33 | 2.95 | 
		
			| 11.11. |  | Harri / Smith - Katay / Yuzuk | SF | 6-4, 6-4 | 1.26 | 3.16 | 
		
			| 10.11. |  | Harri / Smith - Dzumh / Serda | QF | 6-3, 3-6, 10-7 | 1.43 | 2.62 | 
		
			| 09.11. |  | Harri / Smith - Ionel / Jianu | R16 | 6-2, 6-1 |  |  | 
		
			| Yokohama challenger | Round | Result | H | A | 
		
			| 02.11. |  | Kolar / Silva - Harri / Smith | R16 | 6-3, 4-6, 13-11 | 2.43 | 1.49 | 
		
			| Las Vegas challenger | Round | Result | H | A | 
		
			| 26.10. |  | Cash / Patte - Harri / King | R16 | 7-64, 67-7, 10-6 | 1.40 | 2.79 | 
		
			| Fairfield challenger | Round | Result | H | A | 
		
			| 13.10. |  | Clark / Perez - Harri / Savil | QF | 7-60, 3-6, 10-2 | 3.99 | 1.22 | 
		
			| 13.10. |  | Harri / Savil - Fanse / Leshe | R16 | 6-4, 6-4 | 1.31 | 3.20 | 
		
			| Tiburon challenger | Round | Result | H | A | 
		
			| 07.10. |  | Broom / Frant - Harri / Savil | QF | 6-3, 68-7, 10-7 | 3.33 | 1.29 | 
		
			| 06.10. |  | Harri / Savil - Gomez / Quiro | R16 | 6-1, 7-64 | 1.37 | 2.87 | 
		
			| Charleston challenger | Round | Result | H | A | 
		
			| 28.09. |  | Harri / Savil - Couac / Mora | R16 | 6-2, 6-4 | 1.19 | 4.11 | 
		
			| Lexington challenger | Round | Result | H | A | 
		
			| 06.08. |  | Brouw / McHug - Couac / Harri | SF | 4-6, 7-5, 10-7 | 2.58 | 1.56 | 
		
			| 05.08. |  | Couac / Harri - Cash / Patte | QF | 6-4, 3-6, 11-9 | 2.51 | 1.48 | 
		
			| 03.08. |  | Couac / Harri - Chung / Olivi | R16 | 6-2, 6-4 | 1.28 | 3.25 | 
		
			| Orlando challenger | Round | Result | H | A | 
		
			| 11.06. |  | Chung / Pervo - Harri / Harri | SF | 3-6, 6-4, 10-7 | 2.22 | 1.59 | 
		
			| 09.06. |  | Harri / Harri - Wu Y. / Zhang | QF | 7-66, 6-3 | 1.59 | 2.21 | 
		
			| 08.06. |  | Harri / Harri - Mejia / Quiro | R16 |  | 1.66 | 2.07 | 
		
			| Little Rock challenger | Round | Result | H | A | 
		
			| 04.06. |  | Harri / Harri - Gallo / Schnu | F | 6-3, 6-4 | 2.50 | 1.49 | 
		
			| 04.06. |  | Harri / Harri - Uchid / Wu T. | SF | 6-4, 6-2 | 1.01 | 1.01 | 
		
			| 03.06. |  | Harri / Harri - Gomez / Kovac | QF | 6-4, 4-6, 10-4 | 1.50 | 2.39 | 
		
			| 01.06. |  | Harri / Harri - Jazir / Yevse | R16 | 6-3, 7-5 | 1.63 | 2.06 | 
		
			| Bangalore 2 challenger | Round | Result | H | A | 
		
			| 18.02. |  | Mynen / Raman - Couac / Harri | SF | 6-1, 7-63 | 1.47 | 2.43 | 
		
			| 17.02. |  | Couac / Harri - Nedun / Raja | QF | 3-6, 6-2, 13-11 | 2.41 | 1.50 | 
		
			| 16.02. |  | Couac / Harri - Branc / Nikle | R16 | 6-4, 6-2 | 1.62 | 2.15 | 
		
			| Bangalore challenger | Round | Result | H | A | 
		
			| 09.02. |  | Greni / Mulle - Couac / Harri | R16 | 6-2, 4-6, 11-9 | 2.40 | 1.51 | 
		
			| Australian Open | Round | Result | H | A | 
		
			| 20.01. |  | Kraji / Querr - Harri / Vukic | 1R | 7-62, 7-64 | 1.26 | 3.74 |