Hosta

Serena Williams and Max Mirnyi defeated Lisa Raymond and Patrick Galbraith in the final, 6–2, 6–2 to win the mixed doubles tennis title at the 1998 US Open.^[1]

Manon Bollegraf and Rick Leach were the defending champions, but lost in the first round to Lindsay Davenport and Jan-Michael Gambill.

Seeds

Draw

Key

Finals

	Semifinals							Final
		Debbie Graham Sandon Stolle	77	63	2
	WC	Serena Williams Max Mirnyi	65	77	6
								WC	Serena Williams Max Mirnyi	6	6
								3	Lisa Raymond Patrick Galbraith	2	2
	3	Lisa Raymond Patrick Galbraith	6	6
	2	Rennae Stubbs Jim Grabb	3	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	L Neiland M Woodforde	6	6
	Alt	F Labat T Carbonell	3	4				1	L Neiland M Woodforde	3	2
		R Hiraki L Paes	6	4	4				R McQuillan D Macpherson	6	6
		R McQuillan D Macpherson	4	6	6											R McQuillan D Macpherson	5	5
		K Po R Koenig	66	3												D Graham S Stolle	7	7
		D Graham S Stolle	78	6					D Graham S Stolle	6	6
	WC	C Morariu B MacPhie	6	6				WC	C Morariu B MacPhie	3	4
	7	A Fusai D Adams	2	4																			D Graham S Stolle	77	63	2
	4	M Bollegraf R Leach	64	1																		WC	S Williams M Mirnyi	65	77	6
	WC	L Davenport J-M Gambill	77	6				WC	L Davenport J-M Gambill
		M Oremans N Kulti	1	3				WC	S Williams M Mirnyi	w/o
	WC	S Williams M Mirnyi	6	6											WC	S Williams M Mirnyi	3	7	7
		E Likhovtseva M Oosting	6	77											5	M Lučić M Bhupathi	6	5	5
		K Adams A Florent	4	63					E Likhovtseva M Oosting	3	3
		A Huber J Eagle	6	2	5			5	M Lučić M Bhupathi	6	6
	5	M Lučić M Bhupathi	3	6	7

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	P Tarabini D Johnson	5	6	6
		I Majoli C Suk	7	1	4			6	P Tarabini D Johnson	78	6
		N Miyagi D Roditi	6	6					N Miyagi D Roditi	66	2
		P Suárez D Orsanic	3	2											6	P Tarabini D Johnson	3	2
		C Vis J-L de Jager	63	6	6										3	L Raymond P Galbraith	6	6
		J Halard-Decugis O Delaître	77	3	3				C Vis J-L de Jager	3	6	61
		K Boogert M Knowles	4	6	4			3	L Raymond P Galbraith	6	4	77
	3	L Raymond P Galbraith	6	4	6																	3	L Raymond P Galbraith	6	6
	8	K Kunce F Montana	6	7																		2	R Stubbs J Grabb	3	4
		E Tatarkova D Nestor	4	5				8	K Kunce F Montana	3	3
		Y Basuki T Kempers	6	3	3			WC	V Williams J Gimelstob	6	6
	WC	V Williams J Gimelstob	2	6	6										WC	V Williams J Gimelstob	2	67
		D Van Roost D Rikl	64	7	4										2	R Stubbs J Grabb	6	79
		K-A Guse A Kratzmann	77	5	6				K-A Guse A Kratzmann	2	5
		J Husárová M Damm	2	4				2	R Stubbs J Grabb	6	7
	2	R Stubbs J Grabb	6	6

References