Singles
2019 Tennis Championships of Honolulu
Champion	Usue Maitane Arconada
Runner-up	Nicole Gibbs
Score	6–0, 6–2

Nao Hibino was the defending champion, but chose not to participate.^[1]

Usue Maitane Arconada won the title, defeating Nicole Gibbs in the final, 6–0, 6–2.

Seeds

Draw

Finals

	Semifinals							Final
		Jamie Loeb	2	4
	5	Usue Maitane Arconada	6	6
								5	Usue Maitane Arconada	6	6
								2	Nicole Gibbs	0	2
		Caroline Dolehide	4	78	4
	2	Nicole Gibbs	6	66	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1/WC	W Osuigwe	6	6
	WC	A Tobita	4	2				1/WC	W Osuigwe	3
		X You	7	3	4				E Bektas	2r
		E Bektas	5	6	6										1/WC	W Osuigwe	4	6	1
		G Brodsky	4	3												J Loeb	6	4	6
		M Hontama	6	6					M Hontama	5	3
		J Loeb	6	6					J Loeb	7	6
	7	Y Zhang	4	1																			J Loeb	2	4
	4	Ar Rodionova	6	6																		5	UM Arconada	6	6
		C Harrison	4	2				4	Ar Rodionova	1	2
		M Hibi	6	6					M Hibi	6	6
		J Namigata	4	1												M Hibi	3	3
		M Manasse	7	6											5	UM Arconada	6	6
	Q	G Olmos	5	2					M Manasse	6	2	2
		H Baptiste	3	2				5	UM Arconada	2	6	6
	5	UM Arconada	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	R Ozaki	7	6
	WC	K Chen	5	4				6	R Ozaki	5	3
	Q	S Chang	65	3					K Day	7	6
		K Day	77	6												K Day	7	3	1
	WC	N Subhash	6	7												C Dolehide	5	6	6
	Q	C Simmonds	3	5				WC	N Subhash	2	3
		C Dolehide	4	6	6				C Dolehide	6	6
	3	A Shimizu	6	1	1																		C Dolehide	4	78	4
	8	D Khazaniuk	1	6	6																	2	N Gibbs	6	66	6
	Q	M Ozeki	6	3	4			8	D Khazaniuk	6	4	1
		Q Gleason	6	6					Q Gleason	1	6	6
	Q	F Al-Nabhani	3	0												Q Gleason	3	1
	Q	A Parks	6	6											2	N Gibbs	6	6
	Q	V Babić	3	4				Q	A Parks	2	2
	Q	S Whittle	63	6	3			2	N Gibbs	6	6
	2	N Gibbs	77	4	6

References

• Main Draw