2019 Tiburon Challenger – Singles

Michael Mmoh was the defending champion^[1] but lost in the second round to Brandon Nakashima.

Singles
2019 Tiburon Challenger
Champion	Tommy Paul
Runner-up	Thanasi Kokkinakis
Score	7–5, 6–7(3–7), 6–4

Main article: 2019 Tiburon Challenger

Tommy Paul won the title after defeating Thanasi Kokkinakis 7–5, 6–7^(3–7), 6–4 in the final.

Seeds

All seeds receive a bye into the second round.

1. Tommy Paul (champion)
2. Denis Kudla (second round)
3. Marcos Giron (third round)
4. Emilio Gómez (semifinals)
5. Mikael Torpegaard (third round)
6. Michael Mmoh (second round)
7. Darian King (third round)
8. Thanasi Kokkinakis (final)
9. Enzo Couacaud (third round)
10. Christopher Eubanks (third round)
11. Mitchell Krueger (second round)
12. Peter Polansky (second round)
13. Daniel Elahi Galán (second round)
14. Thai-Son Kwiatkowski (semifinals)
15. Ernesto Escobedo (third round)
16. Maxime Cressy (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	1	Tommy Paul	6	1	77
		Gonzalo Escobar	4	6	62
								1	Tommy Paul	6	77
								4	Emilio Gómez	1	65
	4	Emilio Gómez	6	1	6
		Sekou Bangoura	3	6	2
															1	Tommy Paul	7	63	6
															8	Thanasi Kokkinakis	5	77	4
	WC	Brandon Nakashima	5	6	66
	14	Thai-Son Kwiatkowski	7	1	78
								14	Thai-Son Kwiatkowski	6	2	1
								8	Thanasi Kokkinakis	2	6	6
	8	Thanasi Kokkinakis	6	6
	16	Maxime Cressy	4	2

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	T Paul	5	6	6
	WC	B Holt	6	66	6			WC	B Holt	7	3	2
	PR	R Sarmiento	4	78	3										1	T Paul	710	6
		H Gaston	3	6	6											H Gaston	68	1
		Evan Song	6	4	4				H Gaston	3	6	6
								13	DE Galán	6	3	4
																						1	T Paul	6	1	77
																							G Escobar	4	6	62
								11	M Krueger	67	3
		Roy Smith	2	6	2				G Escobar	79	6
		G Escobar	6	3	6											G Escobar	6	711
		A Ritschard	0	4											5	M Torpegaard	4	69
		R Peniston	6	6					R Peniston	6	4	3
								5	M Torpegaard	4	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								4	E Gómez	5	6	6
		M Pervolarakis	6	77					M Pervolarakis	7	0	4
		C Sinclair	3	60											4	E Gómez	77	2	6
		D Young	6	6											15	E Escobedo	64	6	2
		R Shane	1	1					D Young	1	2r
								15	E Escobedo	6	4
																						4	E Gómez	6	1	6
																							S Bangoura	3	6	2
								12	P Polansky	1	4
		S Bangoura	6	7					S Bangoura	6	6
	Q	M Geerts	4	5												S Bangoura	1	6	6
	WC	E Nava	2	3											7	D King	6	4	0
		U Blanch	6	6					U Blanch	6	62	5
								7	D King	2	77	7

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								6	M Mmoh	7	3	4
		Ma Redlicki	3	3				WC	B Nakashima	5	6	6
	WC	B Nakashima	6	6											WC	B Nakashima	77	7
	Q	E Zhu	3	4											10	C Eubanks	65	5
		M Arévalo	6	6					M Arévalo	4	4
								10	C Eubanks	6	6
																						WC	B Nakashima	5	6	66
																						14	T-S Kwiatkowski	7	1	78
								14	T-S Kwiatkowski	6	6
	PR	C Gómez-Herrera	6	4	6			PR	C Gómez-Herrera	4	4
		S Fanselow	4	6	2										14	T-S Kwiatkowski	4	77	6
		F Peliwo	3	7	3										3	M Giron	6	63	4
		Mi Redlicki	6	5	6				Mi Redlicki	4	5
								3	M Giron	6	7

Section 4

	First round							Second round							Third round							Quarterfinals
								8	T Kokkinakis	6	6
		E Leshem	63	6	6				E Leshem	4	0
	WC	O Crawford	77	4	4										8	T Kokkinakis	7	6
		JC Aragone	6	77											9	E Couacaud	5	1
		C Altamirano	2	63					JC Aragone	3	1
								9	E Couacaud	6	6
																						8	T Kokkinakis	6	6
																						16	M Cressy	4	2
								16	M Cressy	6	6
		A Sarkissian	77	63	4				J. J. Wolf	1	4
		J. J. Wolf	63	77	6										16	M Cressy	5	6	6
	WC	O Štyler	6	4	4											R Quiroz	7	2	3
		R Quiroz	3	6	6				R Quiroz	6	6
								2	D Kudla	3	2