2024 San Diego Open – Singles

Katie Boulter defeated Marta Kostyuk in the final, 5–7, 6–2, 6–2 to win the singles tennis title at the 2024 San Diego Open. It was her second WTA Tour title.

Singles
2024 San Diego Open
Champion	Katie Boulter
Runner-up	Marta Kostyuk
Score	5–7, 6–2, 6–2
Draw	28 (4WC, 6Q)
Seeds	8

Main article: 2024 San Diego Open

Barbora Krejčíková was the reigning champion, but chose not to compete this year.

Seeds

The top four seeds received a bye into the second round.

1. Jessica Pegula (semifinals)
2. Beatriz Haddad Maia (second round)
3. Emma Navarro (semifinals)
4. Anastasia Pavlyuchenkova (quarterfinals)
5. Dayana Yastremska (second round)
6. Marta Kostyuk (final)
7. Donna Vekić (quarterfinals)
8. Leylah Fernandez (first round, retired)

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	Jessica Pegula	64	1
	6	Marta Kostyuk	77	6
								6	Marta Kostyuk	7	2	2
									Katie Boulter	5	6	6
	3	Emma Navarro	3	1
		Katie Boulter	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	J Pegula	6	6
	Q	J Niemeier	6	6				Q	J Niemeier	0	4
		V Gracheva	3	0											1	J Pegula	6	2	6
	WC	C Wozniacki	6	4	1											A Blinkova	1	6	2
		A Blinkova	1	6	6				A Blinkova	78	6
		C Dolehide	4	7	1			5	D Yastremska	66	2
	5	D Yastremska	6	5	6																	1	J Pegula	64	1
																						6	M Kostyuk	77	6
								4	A Pavlyuchenkova	4	77	6
		C Tauson	2	6	1				Xin Wang	6	65	2
		Xin Wang	6	2	6										4	A Pavlyuchenkova	6	4	3
	WC	T Preston	6	4	6										6	M Kostyuk	3	6	6
		M Fręch	4	6	1			WC	T Preston	4	3
	Q	A Li	4	6	2			6	M Kostyuk	6	6
	6	M Kostyuk	6	4	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	L Fernandez	79	0r
		T Maria	67	4					T Maria	7	62	2
	Q	D Saville	6	6				Q	D Saville	5	77	6
		L Zhu	3	3											Q	D Saville	4	2
	Q	M Hontama	3	1											3	E Navarro	6	6
		K Siniaková	6	6					K Siniaková	3	6	1
								3	E Navarro	6	3	6
																						3	E Navarro	3	1
	7	D Vekić	7	6																			K Boulter	6	6
	WC	K Hui	5	2				7	D Vekić	6	3	6
	Q	M Melnikova	4	7	1			Q	M Stakusic	4	6	3
	Q	M Stakusic	6	5	6										7	D Vekić	4	3
		L Tsurenko	3	1												K Boulter	6	6
		K Boulter	6	6					K Boulter	3	6	6
								2	B Haddad Maia	6	3	4

Qualifying

Seeds

1. Jodie Burrage (first round)
2. Kayla Day (qualifying competition)
3. Maria Timofeeva (first round, retired)
4. Claire Liu (qualifying competition)
5. Mai Hontama (qualified)
6. Linda Fruhvirtová (qualifying competition)
7. Jule Niemeier (qualified)
8. Rebecca Šramková (qualifying competition)
9. Dalma Gálfi (qualifying competition)
10. Daria Saville (qualified)
11. Elsa Jacquemot (qualifying competition)
12. Ann Li (qualified)

Qualifiers

1. Marina Melnikova
2. Ann Li
3. Marina Stakusic
4. Jule Niemeier
5. Mai Hontama
6. Daria Saville

Qualifying draw

First qualifier

	First round							Qualifying competition
	1	Jodie Burrage	1	62
		Marina Melnikova	6	77
									Marina Melnikova	4	6	6
								8	Rebecca Šramková	6	2	4
		Ekaterina Makarova	3	2
	8	Rebecca Šramková	6	6

Second qualifier

	First round							Qualifying competition
	2	Kayla Day	6	6
	WC	Madison Sieg	3	3
								2	Kayla Day	3	0
								12	Ann Li	6	6
	WC	Alyssa Ahn	5	5
	12	Ann Li	7	7

Third qualifier

	First round							Qualifying competition
	3	Maria Timofeeva	2	0r
	WC	Marina Stakusic	6	3
								WC	Marina Stakusic	6	6
								11	Elsa Jacquemot	3	4
	WC	Haley Giavara	3	2
	11	Elsa Jacquemot	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Claire Liu	6	6
		Stacey Fung	3	4
								4	Claire Liu	4	2
								7	Jule Niemeier	6	6
		Natalija Stevanović	65	6	4
	7	Jule Niemeier	77	3	6

Fifth qualifier

	First round							Qualifying competition
	5	Mai Hontama	6	6
		Despina Papamichail	3	4
								5	Mai Hontama	77	6
								9	Dalma Gálfi	64	4
		Lesley Pattinama Kerkhove	3	5
	9	Dalma Gálfi	6	7

Sixth qualifier

	First round							Qualifying competition
	6	Linda Fruhvirtová	6	6
		Jana Kolodynska	2	0
								6	Linda Fruhvirtová	4	1
								10	Daria Saville	6	6
		Hanna Chang	2	2
	10	Daria Saville	6	6

External links

• Main draw
• Qualifying draw