2021 Saint Petersburg Challenger – Singles

Singles
2021 Saint Petersburg Challenger
Champion	Zizou Bergs
Runner-up	Altuğ Çelikbilek
Score	6–4, 3–6, 6–4

Main article: 2021 Saint Petersburg Challenger

This was the first edition of the tournament.^[1]

Zizou Bergs won the title after defeating Altuğ Çelikbilek 6–4, 3–6, 6–4 in the final.

Seeds

1. Roman Safiullin (first round)
2. Cem İlkel (quarterfinals)
3. Rudolf Molleker (first round)
4. Christopher Eubanks (first round)
5. Teymuraz Gabashvili (first round)
6. Alexey Vatutin (second round)
7. Roberto Quiroz (second round)
8. Evgeny Karlovskiy (first 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
		Altuğ Çelikbilek	5	6	6
	Q	Artem Dubrivnyy	7	2	3
									Altuğ Çelikbilek	4	6	4
								Q	Zizou Bergs	6	3	6
	Q	Zizou Bergs	7^9	6
		Vít Kopřiva	6^7	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Safiullin	5	4
	WC	E Tiurnev	7	6				WC	E Tiurnev	3	3
		J de Jong	6	4	6				J de Jong	6	6
		U Ignatik	4	6	3											J de Jong	6^7	0
		A Çelikbilek	6	6												A Çelikbilek	7^9	6
		K Sultanov	4	1					A Çelikbilek	6	7^7
		N Serdarušić	4	6	0			6	A Vatutin	3	6^3
	6	A Vatutin	6	3	6																		A Çelikbilek	5	6	6
	3	R Molleker	6^2	4																		Q	A Dubrivnyy	7	2	3
		V Durasovic	7^7	6					V Durasovic	5	6	3
		I Sijsling	6	4	3			Q	A Dubrivnyy	7	3	6
	Q	A Dubrivnyy	3	6	6										Q	A Dubrivnyy	6	6^8	6
		M Pecotić	6^0	2											Q	A Kuznetsov	3	7^10	3
	Q	A Kuznetsov	7^7	6				Q	A Kuznetsov	6	6
		M Bašić	6	6					M Bašić	1	1
	8	E Karlovskiy	0	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	T Gabashvili	4	2
		P Kotov	6	6					P Kotov	0	5
	Q	Z Bergs	6	6				Q	Z Bergs	6	7
		H Bourchier	4	2											Q	Z Bergs	6	6
		M Ebden	6	6											Q	L Catarina	3	4
		P Krstin	1	4					M Ebden	6^4	2
	Q	L Catarina	7	6				Q	L Catarina	7^7	6
	4	C Eubanks	5	2																		Q	Z Bergs	7^9	6
	7	R Quiroz	6	6																			V Kopřiva	6^7	2
		D-h Lee	2	2				7	R Quiroz	2	4
	WC	I Gakhov	5	6	6^7				V Kopřiva	6	6
		V Kopřiva	7	1	7^9											V Kopřiva	7	6
	WC	D Stricker	5	6	6										2	C İlkel	5	2
		D Ajduković	7	4	2			WC	D Stricker	7^7	3	3
		Shuichi Sekiguchi	3	2				2	C İlkel	6^5	6	6
	2	C İlkel	6	6

References

1. "St. Petersburg 1 | Overview | ATP Tour | Tennis".

External links

• Main draw
• Qualifying draw