Lindsay Davenport was the defending champion but lost in the semifinals to Venus Williams.

Williams won in the final 6–3, 6–2 against Joannette Kruger.

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top two seeds received a bye to the second round.

	Final
	3	Venus Williams	6	6
	4	Joannette Kruger	3	2

	First round							Second round							Quarterfinals							Semifinals
								1	L Davenport	6	6
		J Halard-Decugis	6	6					J Halard-Decugis	3	3
		K Boogert	3	2											1	L Davenport	6	6
	Q	L Ghirardi	2	6	6										Q	L Ghirardi	1	4
		E Gagliardi	6	2	4			Q	L Ghirardi	2	6	6
		K-A Guse	6	5	5			6	A Frazier	6	3	3
	6	A Frazier	4	7	7																	1	L Davenport	7	2	3
	3	V Williams	6	6																		3	V Williams	6	6	6
	Q	N Miyagi	3	2				3	V Williams	6	6
	WC	M de Swardt	7	6				WC	M de Swardt	1	3
		O Barabanschikova	6	2											3	V Williams	7	6
		F Lubiani	4	7	6											F Lubiani	6	4
		R Hiraki	6	5	1				F Lubiani	6	6
		Y Yoshida	6	6					Y Yoshida	2	4
	8	F Li	3	2

	First round							Second round							Quarterfinals							Semifinals
	5	S Williams	6	6
	WC	K Adams	1	2				5	S Williams	6	6
	Q	A Ellwood	6	6				Q	A Ellwood	1	3
		A Stevenson	4	4											5	S Williams	1	1
		P Hy-Boulais	3	7	2										4	J Kruger	6	6
		M McGrath	6	5	6				M McGrath
		R McQuillan	6	2	5			4	J Kruger	w/o
	4	J Kruger	3	6	7																	4	J Kruger	3	6	6
	7	S Pitkowski	7	7																		7	S Pitkowski	6	3	4
		A Dechaume-Balleret	6	6				7	S Pitkowski	6	6
	Q	T Snyder	6	7				Q	T Snyder	3	4
		S Cacic	4	6											7	S Pitkowski	3	6	6
		L Golarsa	2	6	5										2	S Testud	6	3	4
		M Saeki	6	3	7				M Saeki	3	2
								2	S Testud	6	6

• 1998 IGA Classic draw