Mixed doubles
1999 US Open
Final
Champions	Ai Sugiyama Mahesh Bhupathi
Runners-up	Kimberly Po Donald Johnson
Score	6–4, 6–4
Events
Singles men women boys girls Doubles men women mixed boys girls WC Singles men women quad WC Doubles men women quad Legends men women mixed
← 1998 · US Open · 2000 →

The1999 US Open mixed doubles was the mixed doubles event of the hundred-and-ninth edition of the US Open, the fourth and lastGrand Slam of the year.Serena Williams andMax Mirnyi were the defending champions but did not compete that year.

Ai Sugiyama andMahesh Bhupathi won in the final against unseeded AmericansKimberly Po andDonald Johnson, 6–4, 6–4.

Key

	Semifinals							Final
		Kimberly Po Donald Johnson	6	6
	3	Rennae Stubbs Todd Woodbridge	4	4
									Kimberly Po Donald Johnson	4	4
								2	Ai Sugiyama Mahesh Bhupathi	6	6
	WC	Alexandra Stevenson Brian MacPhie	4	5
	2	Ai Sugiyama Mahesh Bhupathi	6	7

	First round							Second round							Quarterfinals							Semifinals
	1	L Raymond L Paes	7	7
		L Horn K Ullyett	5	5				1	L Raymond L Paes	6	3	4
		K Po D Johnson	3	6	6				K Po D Johnson	4	6	6
		I Selyutina C Suk	6	3	4											K Po D Johnson	6	6
		P Tarabini T Carbonell	2	3											7	L Neiland R Leach	2	4
		I Spîrlea D Orsanic	6	6					I Spîrlea D Orsanic	4	3
		D Graham S Stolle	68	67				7	L Neiland R Leach	6	6
	7	L Neiland R Leach	710	79																			K Po D Johnson	6	6
	3	R Stubbs T Woodbridge	6	3	6																	3	R Stubbs T Woodbridge	4	4
		K Habšudová J Novák	3	6	2			3	R Stubbs T Woodbridge	6	77
		K Kunce E Ferreira	77	6					K Kunce E Ferreira	3	65
		C Vis D Rikl	65	3											3	R Stubbs T Woodbridge	6	6
		E Tatarkova A Olhovskiy	6	6												E Tatarkova A Olhovskiy	3	1
		K Srebotnik P Norval	4	3					E Tatarkova A Olhovskiy	6	6
		M Bollegraf P Albano	77	4	5			Alt	K-A Guse J Waite	4	2
	Alt	K-A Guse J Waite	65	6	7

	First round							Second round							Quarterfinals							Semifinals
	5	E Likhovtseva M Knowles	2	3
	WC	A Stevenson B MacPhie	6	6				WC	A Stevenson B MacPhie	710	6
		C Black R Koenig	6	6					C Black R Koenig	68	1
		T Križan A Kratzmann	1	4											WC	A Stevenson B MacPhie	6	6
	WC	L Osterloh S Humphries	4	6	6										WC	L Osterloh S Humphries	2	4
		A-G Sidot O Delaître	6	3	2			WC	L Osterloh S Humphries	6	3	6
	WC	T Snyder C Mamiit	2	2				4	C Morariu J Palmer	3	6	1
	4	C Morariu J Palmer	6	6																		WC	A Stevenson B MacPhie	4	5
	8	M Pierce J-L de Jager	6	7																		2	A Sugiyama M Bhupathi	6	7
		L Wild D Macpherson	3	5				8	M Pierce J-L de Jager	7	77
		F Labat C Haggard	3	6	6				F Labat C Haggard	5	60
		P Suárez W Arthurs	6	3	4										8	M Pierce J-L de Jager	6	4	2
		R McQuillan A Florent	6	6											2	A Sugiyama M Bhupathi	4	6	6
	WC	K Schlukebir M Bryan	2	4					R McQuillan A Florent	1	r
		A Fusai M Damm	2	5				2	A Sugiyama M Bhupathi	4
	2	A Sugiyama M Bhupathi	6	7

• 1999 US Open – Doubles draws and results at theInternational Tennis Federation

• 1999 US Open (tennis)
• US Open (tennis) by year – Mixed doubles

• Use mdy dates from January 2025
• Articles with short description
• Short description is different from Wikidata