Singles
2019 St. Petersburg Open
Final
Champion	Daniil Medvedev
Runner-up	Borna Ćorić
Score	6–3, 6–1
Details
Draw	28 (4 Q / 3 WC )
Seeds	8
Events
Singles Doubles
← 2018 · St. Petersburg Open · 2020 →

Dominic Thiem was the defending champion, but chose to compete in the Laver Cup instead.

Daniil Medvedev won the title, defeating Borna Ćorić in the final, 6–3, 6–1. Medvedev became the first active player outside the Big Four to reach the final in five consecutive tournaments.^[1]

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

	Semifinals							Finals
	1	Daniil Medvedev	7	7
	Q	Egor Gerasimov	5	5
								1	Daniil Medvedev	6	6
								4	Borna Ćorić	3	1
	4	Borna Ćorić	3	77	6
		João Sousa	6	65	1

	First round							Second round							Quarterfinals							Semifinals
								1	D Medvedev	7	6
	WC	E Donskoy	6	6				WC	E Donskoy	5	3
	LL	M Viola	2	1											1	D Medvedev	6	7
	WC	D Sela	3	0											5	A Rublev	4	5
		R Berankis	6	6					R Berankis	4	77	1
	Q	I Ivashka	6	0	4			5	A Rublev	6	65	6
	5	A Rublev	4	6	6																	1	D Medvedev	7	7
																						Q	E Gerasimov	5	5
								3	M Berrettini	6	6
		R Carballés Baena	6	7					R Carballés Baena	1	2
		M Kližan	2	5											3	M Berrettini	65	63
	Q	L Rosol	5	2											Q	E Gerasimov	77	77
	Q	E Gerasimov	7	6				Q	E Gerasimov	6	6
		S Travaglia	5	2				7	A Mannarino	3	1
	7	A Mannarino	7	6

	First round							Second round							Quarterfinals							Semifinals
	8	C Ruud	63	6	6
		A Bublik	77	4	2			8	C Ruud	6	6
		S Caruso	2	6	6				S Caruso	3	4
		T Fabbiano	6	3	3										8	C Ruud	6	5	3
	Q	A Vatutin	5	1											4	B Ćorić	3	7	6
		M Fucsovics	7	6					M Fucsovics	77	5	0r
								4	B Ćorić	65	7	3
																						4	B Ćorić	3	77	6
	6	M Kukushkin	6	77																			J Sousa	6	65	1
	WC	J Sinner	3	64				6	M Kukushkin	77	6
	PR	J Tipsarević	5	6	1r			LL	D Džumhur	62	2
	LL	D Džumhur	7	3	3										6	M Kukushkin	68	2
		J Sousa	6	6												J Sousa	710	6
	PR	J Kovalík	2	3					J Sousa	77	6
								2	K Khachanov	62	4

	First round							Qualifying competition
	1	Damir Džumhur	6	77
	Alt	Aslan Karatsev	3	65
								1	Damir Džumhur	6	68	4
								5	Lukáš Rosol	4	710	6
		Evgeny Karlovskiy	4	6	4
	5	Lukáš Rosol	6	3	6

	First round							Qualifying competition
	2	Egor Gerasimov	6	6
		Alejandro Tabilo	0	4
								2	Egor Gerasimov	7	64	6
									Roman Safiullin	5	77	4
		Roman Safiullin	6	6
	Alt	Konstantin Kravchuk	4	1

	First round							Qualifying competition
	3	Ernests Gulbis	6	6
	PR	Amir Weintraub	1	0
								3	Ernests Gulbis	6	3	2
								7	Alexey Vatutin	3	6	6
		Aleksandr Nedovyesov	6	3	5
	7	Alexey Vatutin	1	6	7

	First round							Qualifying competition
	4	Ilya Ivashka	6	6
	WC	Evgenii Tiurnev	1	2
								4	Ilya Ivashka	6	6
								8	Matteo Viola	4	2
	WC	Alexander Vasilenko	2	7	2
	8	Matteo Viola	6	5	6

• Main draw
• Qualifying draw