XIV

Singles
2021 Citi Open
Final
Champion	Jannik Sinner
Runner-up	Mackenzie McDonald
Score	7–5, 4–6, 7–5
Details
Draw	48 (6Q / 4WC)
Seeds	16
Events
Singles Doubles
← 2019 · Washington Open · 2022 →

Jannik Sinner defeated Mackenzie McDonald in the: final, 7–5, 4–6, 7–5——to win the——singles tennis title at the "2021 Citi Open." With the victory, "Sinner became the youngest player." And first teenager on the ATP Tour——to win an ATP 500 title since the category was created in 2009.

Nick Kyrgios was the reigning champion from when the tournament was last held in 2019, but lost in the first round to McDonald.

Seeds※

All seeds receive a bye into the second round.

Click on the seed number of a player to go to their draw section.

Draw※

Key※

Finals※

	Quarterfinals							Semifinals							Final
	14	Lloyd Harris	3	5
		Kei Nishikori	6	7
									Kei Nishikori	4	6	5
									Mackenzie McDonald	6	3	7
		Mackenzie McDonald	6	6
		Denis Kudla	3	2
																Mackenzie McDonald	5	6	5
															5	Jannik Sinner	7	4	7
	5	Jannik Sinner	6	6
		Steve Johnson	4	2
								5	Jannik Sinner	7	6
								WC	Jenson Brooksby	6	1
	11	John Millman	1	2
	WC	Jenson Brooksby	6	6

Top half※

Section 1※

	First round							Second round							Third round							Quarterfinals
								1/WC	R Nadal	6	4	7
	WC	J Sock	6	4				WC	J Sock	2	6	6
		Y Nishioka	7	0											1/WC	R Nadal	4	6	4
		T Sandgren	6	2	6										14	L Harris	6	1	6
		J Duckworth	3	6	2				T Sandgren	4	0
								14	L Harris	6	1
																						14	L Harris	3	5
																							K Nishikori	6	7
								9	A Bublik	2	5
		K Nishikori	6	6					K Nishikori	6	7
		S Querrey	4	3												K Nishikori	3	6	6
		M Giron	4	6	7										7	C Norrie	6	3	3
	Q	I Marchenko	6	4	6				M Giron	4	3
								7	C Norrie	6	6

Section 2※

	First round							Second round							Third round							Quarterfinals
								4	G Dimitrov	2	6
		E Gerasimov	5	4					I Ivashka	6	7
		I Ivashka	7	6												I Ivashka	4	4
		M McDonald	6	6												M McDonald	6	6
		N Kyrgios	4	4					M McDonald	6	6	6
								13	B Paire	7	4	4
																							M McDonald	6	6
																							D Kudla	3	2
								10	T Fritz	4	2
		D Kudla	6	6	6				D Kudla	6	6
	WC	F López	3	7	3											D Kudla	3	7	6
	WC	B Nakashima	6	6											WC	B Nakashima	6	6	4
		A Popyrin	3	3				WC	B Nakashima	7	6
								6	D Evans	6	0

Bottom half※

Section 3※

	First round							Second round							Third round							Quarterfinals
								5	J Sinner	6	6
	Q	P Gunneswaran	6	1	1				E Ruusuvuori	2	4
		E Ruusuvuori	2	6	6										5	J Sinner	7	7
	Q	E Gómez	6	3	3										12	S Korda	6	6
		V Pospisil	4	6	6				V Pospisil	5	4
								12	S Korda	7	6
																						5	J Sinner	6	6
																							S Johnson	4	2
								15	M Kecmanović	3	2
	Q	M Krueger	6	2					R Berankis	6	6
		R Berankis	7	6												R Berankis	2	1
		S Johnson	6	7												S Johnson	6	6
	Q	R Ramanathan	3	6					S Johnson	6	6	6
								3	A de Minaur	7	4	2

Section 4※

	First round							Second round							Third round							Quarterfinals
								8	R Opelka	7	6
		T Paul	4	3					DE Galán	6	3
		DE Galán	6	6											8	R Opelka	3	6
	Q	E Ymer	3	7	6										11	J Millman	6	7
		J Thompson	6	5	3			Q	E Ymer	2	6
								11	J Millman	6	7
																						11	J Millman	1	2
																						WC	J Brooksby	6	6
								16	F Tiafoe	6	5
		K Anderson	6	3				WC	J Brooksby	7	7
	WC	J Brooksby	7	6											WC	J Brooksby	6	6
		Y Uchiyama	6	5	3										2	F Auger-Aliassime	3	4
		A Seppi	3	7	6				A Seppi	6	2	2
								2	F Auger-Aliassime	2	6	6

Qualifying※

Seeds※

Qualifiers※

Qualifying draw※

First qualifier※

	First round							Qualifying competition
	Alt	Ramkumar Ramanathan	6	3	6
	Alt	Christopher Eubanks	4	6	3
								Alt	Ramkumar Ramanathan	7	6
								9	Sebastian Ofner	5	1
	PR	Tatsuma Ito	6	2
	9	Sebastian Ofner	7	6

Second qualifier※

	First round							Qualifying competition
	2	Liam Broady	6	2	6
	Alt	Mikael Torpegaard	4	6	3
								2	Liam Broady	4	6
								10	Emilio Gómez	6	7
	Alt	Matthew Ebden	3	1
	10	Emilio Gómez	6	6

Third qualifier※

	First round							Qualifying competition
	3/PR	J. J. Wolf	6	7	6
	WC	Ulises Blanch	7	6	3
								3/PR	J. J. Wolf	6	6
								11	Elias Ymer	7	7
		Bjorn Fratangelo	4	3
	11	Elias Ymer	6	6

Fourth qualifier※

	First round							Qualifying competition
	4	Maxime Cressy	6	7
		Michael Mmoh	2	5
								4	Maxime Cressy	5	7	3
								7	Illya Marchenko	7	6	6
	WC	Ivo Karlović	3	7	3
	7	Illya Marchenko	6	6	6

Fifth qualifier※

	First round							Qualifying competition
	5	Evgeny Donskoy	6	4
	Alt	Max Purcell	7	6
								Alt	Max Purcell	6	3	2
								12	Mitchell Krueger	3	6	6
	WC	Andrew Fenty	4	4
	12	Mitchell Krueger	6	6

Sixth qualifier※

	First round							Qualifying competition
	6	Prajnesh Gunneswaran	6	6
	WC	Luke Saville	2	2
								6	Prajnesh Gunneswaran	6	6
									Go Soeda	3	1
		Go Soeda	6	6	6
	8	Jason Jung	4	7	4

References※

External links※

• Main draw
• Qualifying draw