|   Pune challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 20.11. | 
			  | 
			Kadhe A. - Ramanathan R. | 
			1R | 
			6-3, 6-2 | 
			4.99 | 
			1.15 | 
		
		
			|   Shenzhen 2 challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 31.10. | 
			  | 
			Safwat M. - Ramanathan R. | 
			R16 | 
			7-63, 6-4 | 
			2.73 | 
			1.42 | 
		
		
			| 30.10. | 
			  | 
			Ramanathan R. - Nagal S. | 
			1R | 
			3-6, 6-4, 7-62 | 
			1.53 | 
			2.38 | 
		
		
			|   Liuzhou challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 23.10. | 
			  | 
			Davidovich Fokina A. - Ramanathan R. | 
			1R | 
			7-63, 6-3 | 
			1.79 | 
			1.94 | 
		
		
			|   Ningbo challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 15.10. | 
			  | 
			Chung Y. - Ramanathan R. | 
			1R | 
			1-6, 7-67, 7-62 | 
			2.75 | 
			1.40 | 
		
		
			|   Shanghai | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 07.10. | 
			  | 
			Hurkacz H. - Ramanathan R. | 
			Q-R16 | 
			64-7, 6-4, 7-5 | 
			1.60 | 
			2.28 | 
		
		
			| 06.10. | 
			  | 
			Ramanathan R. - Norrie C. | 
			Q-1R | 
			7-5, 6-3 | 
			3.37 | 
			1.30 | 
		
		
			|   Beijing | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 29.09. | 
			  | 
			Sandgren T. - Ramanathan R. | 
			Q-R16 | 
			6-1, 6-2 | 
			1.61 | 
			2.20 | 
		
		
			|   Shenzhen | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 27.09. | 
			  | 
			Dzumhur D. - Ramanathan R. | 
			R16 | 
			6-4, 6-2 | 
			1.40 | 
			2.92 | 
		
		
			| 25.09. | 
			  | 
			Ramanathan R. - Vesely J. | 
			1R | 
			7-5, 6-1 | 
			2.39 | 
			1.57 | 
		
		
			| 23.09. | 
			  | 
			Ramanathan R. - He Y. | 
			Q-QF | 
			6-1, 6-1 | 
			1.15 | 
			5.21 | 
		
		
			| 22.09. | 
			  | 
			Ramanathan R. - Purcell M. | 
			Q-R16 | 
			3-6, 6-3, 7-63 | 
			1.69 | 
			2.10 | 
		
		
			|   Mallorca challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 30.08. | 
			  | 
			Kuhn N. - Ramanathan R. | 
			R16 | 
			64-7, 7-62, 6-4 | 
			1.75 | 
			1.99 | 
		
		
			| 29.08. | 
			  | 
			Ramanathan R. - Couacaud E. | 
			1R | 
			6-3, 7-63 | 
			2.16 | 
			1.64 | 
		
		
			|   Asian Games | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 22.08. | 
			  | 
			Karimov D. - Ramanathan R. | 
			R16 | 
			3-6, 6-4, 6-3 | 
			  | 
			  | 
		
		
			| 20.08. | 
			  | 
			Ramanathan R. - Wong H. | 
			2R | 
			6-0, 7-6 | 
			  | 
			  | 
		
		
			|   Jinan challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 07.08. | 
			  | 
			Heliövaara H. - Ramanathan R. | 
			1R | 
			6-3, 6-4 | 
			2.68 | 
			1.43 | 
		
		
			|   Washington | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 29.07. | 
			  | 
			Krueger M. - Ramanathan R. | 
			Q-R16 | 
			6-3, 6-3 | 
			2.44 | 
			1.52 | 
		
		
			|   Atlanta | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 24.07. | 
			  | 
			Fritz T. - Ramanathan R. | 
			1R | 
			6-4, 6-4 | 
			1.33 | 
			3.35 | 
		
		
			|   Winnetka challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 10.07. | 
			  | 
			Karlovskiy E. - Ramanathan R. | 
			1R | 
			6-0, 6-4 | 
			2.61 | 
			1.45 | 
		
		
			|   Recanati challenger | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 04.07. | 
			  | 
			Brands D. - Ramanathan R. | 
			1R | 
			7-65, 7-68 | 
			1.80 | 
			1.93 | 
		
		
			|   Miami | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 19.03. | 
			  | 
			Mmoh M. - Ramanathan R. | 
			Q-1R | 
			7-64, 6-4 | 
			1.76 | 
			1.98 | 
		
		
			|   Indian Wells | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 07.03. | 
			  | 
			Bhambri Y. - Ramanathan R. | 
			Q-2R | 
			6-4, 6-2 | 
			1.39 | 
			2.88 | 
		
		
			| 07.03. | 
			  | 
			Ramanathan R. - Mmoh M. | 
			Q-1R | 
			6-3, 7-5 | 
			2.52 | 
			1.50 | 
		
		
			|   Acapulco | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 24.02. | 
			  | 
			King K. - Ramanathan R. | 
			Q-R16 | 
			6-3, 6-0 | 
			2.06 | 
			1.72 | 
		
		
			|   Delray Beach | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 19.02. | 
			  | 
			Young D. - Ramanathan R. | 
			1R | 
			6-1, 6-2 | 
			1.60 | 
			2.31 | 
		
		
			| 18.02. | 
			  | 
			Ramanathan R. - Fratangelo B. | 
			Q-QF | 
			6-3, 6-3 | 
			2.12 | 
			1.67 | 
		
		
			| 17.02. | 
			  | 
			Ramanathan R. - Kozlov S. | 
			Q-R16 | 
			6-3, 6-2 | 
			2.18 | 
			1.65 | 
		
		
			|   Australian Open | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 14.01. | 
			  | 
			Pospisil V. - Ramanathan R. | 
			Q-3R | 
			6-4, 4-6, 6-4 | 
			1.47 | 
			2.60 | 
		
		
			| 13.01. | 
			  | 
			Ramanathan R. - Sakharov G. | 
			Q-2R | 
			6-4, 7-610 | 
			1.78 | 
			1.97 | 
		
		
			| 10.01. | 
			  | 
			Ramanathan R. - Klahn B. | 
			Q-1R | 
			66-7, 7-63, 6-2 | 
			2.11 | 
			1.69 | 
		
		
			|   Pune | 
			Round | 
			Result | 
			H | 
			A | 
		
		
			| 03.01. | 
			  | 
			Cilic M. - Ramanathan R. | 
			R16 | 
			6-4, 6-3 | 
			1.08 | 
			7.66 | 
		
		
			| 01.01. | 
			  | 
			Ramanathan R. - Carballes Baena R. | 
			1R | 
			7-64, 6-2 | 
			1.66 | 
			2.18 |