| Futures 2019 | Round | Result | H | A | 
		
			| 12.12. |  | Panta J. - Hernandez Serrano J. | R16 | 6-1, 4-6, 6-4 |  |  | 
		
			| 11.12. |  | Hernandez Serrano J. - Benjamin J. | 1R | 6-3, 6-1 | 1.15 | 4.60 | 
		
			| 06.12. |  | Panta J. - Hernandez Serrano J. | QF | 6-2, 6-2 | 1.44 | 2.60 | 
		
			| 05.12. |  | Hernandez Serrano J. - Butsch J. | R16 | 6-4, 6-2 | 1.97 | 1.72 | 
		
			| 03.12. |  | Hernandez Serrano J. - Farren C. | 1R | 6-2, 6-4 | 2.94 | 1.34 | 
		
			| 19.11. |  | Cubelic K. - Hernandez Serrano J. | Q-R16 | 6-3, 2-6, 10-1 |  |  | 
		
			| 18.11. |  | Hernandez Serrano J. - Gonzalez J. | Q-2R | 6-0, 6-2 |  |  | 
		
			| 17.11. |  | Hernandez Serrano J. - Yamacita F. | Q-1R | 1-6, 7-5, 10-6 |  |  | 
		
			| 15.11. |  | March C. - Hernandez Serrano J. | 1R | 6-3, 6-4 | 1.40 | 2.64 | 
		
			| 05.11. |  | Green C. - Hernandez Serrano J. | 1R | 4-6, 6-4, 6-3 | 1.83 | 1.95 | 
		
			| 23.10. |  | Maier J. - Hernandez Serrano J. | 1R | 6-3, 6-3 | 5.52 | 1.10 | 
		
			| 17.10. |  | Zeballos F. - Hernandez Serrano J. | R16 | 6-3, 7-63 |  |  | 
		
			| 15.10. |  | Hernandez Serrano J. - Bybel N. | 1R | 6-2, 4-0 | 1.40 | 2.70 | 
		
			| 10.10. |  | El Mihdawy A. - Hernandez Serrano J. | R16 | 6-2, 6-4 | 1.16 | 4.24 | 
		
			| 08.10. |  | Hernandez Serrano J. - Reyes N. | 1R | 6-4, 6-3 | 1.39 | 2.71 | 
		
			| 26.09. |  | Astorga M. - Hernandez Serrano J. | R16 | 6-2, 4-6, 6-3 |  |  | 
		
			| 24.09. |  | Hernandez Serrano J. - Maginley H. | 1R | 4-6, 6-0, 2-0 | 1.52 | 2.34 | 
		
			| 17.09. |  | Cubelic K. - Hernandez Serrano J. | 1R | 4-3 | 2.84 | 1.35 | 
		
			| 11.09. |  | Brymer G. - Hernandez Serrano J. | 1R | 6-0, 6-0 | 1.16 | 4.33 | 
		
			| 28.08. |  | Goldhoff G. - Hernandez Serrano J. | 1R | 6-4, 6-1 | 2.18 | 1.58 | 
		
			| 11.07. |  | Mejia N. - Hernandez Serrano J. | R16 | 6-1, 6-3 | 1.15 | 4.43 | 
		
			| 09.07. |  | Hernandez Serrano J. - Hovhannisyan M. | 1R | 6-4, 6-3 | 1.20 | 3.88 | 
		
			| 04.07. |  | Moreno De Alboran N. - Hernandez Serrano J. | R16 | 1-6, 6-2, 6-2 | 2.57 | 1.43 | 
		
			| 03.07. |  | Hernandez Serrano J. - Pierce A. | 1R | 6-1, 6-4 | 1.20 | 3.88 | 
		
			| 27.06. |  | Sigouin B. - Hernandez Serrano J. | R16 | 64-7, 7-5, 6-1 | 1.42 | 2.58 | 
		
			| 25.06. |  | Hernandez Serrano J. - Ortega J. | 1R | 6-0, 6-0 | 1.01 | 11.06 | 
		
			| 13.06. |  | Panta J. - Hernandez Serrano J. | R16 | 6-4, 7-65 |  |  | 
		
			| 11.06. |  | Hernandez Serrano J. - Huertas Del Pino A. | 1R | 6-3, 5-1 | 1.88 | 1.77 | 
		
			| 05.06. |  | Panta J. - Hernandez Serrano J. | 1R | 6-3, 3-6, 6-3 |  |  | 
		
			| 03.06. |  | Hernandez Serrano J. - Boyd K. | Q-R16 | 6-2, 64-7, 10-8 |  |  | 
		
			| 03.06. |  | Hernandez Serrano J. - Damov K. | Q-1R | 2-6, 6-4, 10-3 |  |  | 
		
			| 30.05. |  | Walkin B. - Hernandez Serrano J. | R16 | 6-4, 6-4 | 2.06 | 1.65 | 
		
			| 29.05. |  | Hernandez Serrano J. - Mendoza A. | 1R | 6-2, 6-1 | 1.06 | 8.00 | 
		
			| 26.03. |  | Adams H. - Hernandez Serrano J. | 1R | 7-5, 7-5 | 1.71 | 1.99 | 
		
			| 19.03. |  | Olivares J. - Hernandez Serrano J. | 1R | 7-62, 4-6, 6-3 | 1.27 | 3.33 | 
		
			| 16.03. |  | Nakagawa N. - Hernandez Serrano J. | SF | 6-4, 6-2 | 1.75 | 1.91 | 
		
			| 15.03. |  | Hernandez Serrano J. - Adams H. | QF | 6-4, 6-4 | 2.91 | 1.35 | 
		
			| 14.03. |  | Hernandez Serrano J. - Newman B. | R16 | 6-3, 4-6, 6-3 | 2.34 | 1.51 | 
		
			| 12.03. |  | Hernandez Serrano J. - McHugh A. | 1R | 6-0, 7-5 | 6.46 | 1.08 | 
		
			| Morelos challenger | Round | Result | H | A | 
		
			| 19.02. |  | Olivo R. - Hernandez Serrano J. | 1R | 6-4, 6-1 | 1.11 | 5.77 |