2018 Stockton Challenger – Women's singles

Sofia Kenin was the defending champion, but chose not to participate.

Women's singles
2018 Stockton Challenger
Champion	Madison Brengle
Runner-up	Danielle Lao
Score	7–5, 7–6(12–10)

Main article: 2018 Stockton Challenger

Madison Brengle won the title, defeating Danielle Lao in an all-American final, 7–5, 7–6^(12–10).

Seeds

1. Madison Brengle (champion)
2. Jessica Pegula (semifinals)
3. Sofya Zhuk (semifinals)
4. Marie Bouzková (second round)
5. Kristie Ahn (first round)
6. Jamie Loeb (second round)
7. Beatriz Haddad Maia (first round)
8. Lauren Davis (second round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Semifinals							Final
	1	Madison Brengle	6	6
	3	Sofya Zhuk	1	1
								1	Madison Brengle	7	712
									Danielle Lao	5	610
		Danielle Lao	1	6	6
	2	Jessica Pegula	6	2	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Brengle	6	7
		U Eikeri	4	5				1	M Brengle	6	6
	LL	J Elie	3	1					A Kratzer	3	1
		A Kratzer	6	6											1	M Brengle	6	6
		J Jakšić	1r													A Li	2	1
		A Li	4						A Li	6	7
	WC	V Duval	6	5	5			8	L Davis	2	5
	8	L Davis	4	7	7																	1	M Brengle	6	6
	3	S Zhuk	6	79																		3	S Zhuk	1	1
		K Day	3	67				3	S Zhuk	6	6
	Q	M Manasse	77	4	6			Q	M Manasse	4	3
		R Marino	64	6	0										3	S Zhuk	4	6	6
		M Osaka	6	6												R Anderson	6	4	4
		M Sanchez	1	3					M Osaka	5	4
		R Anderson	6	4	77				R Anderson	7	6
	5	K Ahn	1	6	64

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6/WC	J Loeb	6	6
		E Bektas	4	1				6/WC	J Loeb	3	1
	Q	K Volynets	5	1				JE	W Osuigwe	6	6
	JE	W Osuigwe	7	6											JE	W Osuigwe	2	0
	Q	S Marand	0	6	64											D Lao	6	6
		D Lao	6	2	77				D Lao	6	6
	WC	D Willson	1	0				4	M Bouzková	3	3
	4	M Bouzková	6	6																			D Lao	1	6	6
	7	B Haddad Maia	6	5	0r																	2	J Pegula	6	2	2
		S Karatantcheva	4	7	0				S Karatantcheva	6	61	2
		L Chirico	4	1				Q	A Sadiković	2	77	6
	Q	A Sadiković	6	6											Q	A Sadiković	4	0
	WC	H Carter	77	2	6										2	J Pegula	6	6
		K Sebov	62	6	1			WC	H Carter	63	0
		N Podoroska	0	0r				2	J Pegula	77	6
	2	J Pegula	6	0

References

• Main Draw