Singles
1990 Rosmalen Grass Court Championships
Final
Champion	Amos Mansdorf
Runner-up	Alexander Volkov
Score	6–3, 7–6
Details
Draw	32 (2WC/4Q/1LL)
Seeds	8
Events
Singles Doubles
Rosmalen Grass Court Championships · 1991 →

In the inaugural edition of the tournament, Amos Mansdorf won the title after defeating Alexander Volkov 6–3, 7–6 in the final.^[1]

	Semifinals							Final
		Amos Mansdorf	6	6
	5	Richey Reneberg	4	4
									Amos Mansdorf	6	7
									Alexander Volkov	3	6
		Alexander Volkov	6	4	6
	Q	Patrick McEnroe	3	6	3

	First round							Second round							Quarterfinals							Semifinals
	1	Y Noah	3	3
		M Šrejber	6	6					M Šrejber	4	4
		M Schapers	4	5				Q	H Holm	6	6
	Q	H Holm	6	7											Q	H Holm	3	4
		K Evernden	4	3												A Mansdorf	6	6
		A Mansdorf	6	6					A Mansdorf	7	1	7
		T Nijssen	5	1				8	D Goldie	6	6	6
	8	D Goldie	7	6																			A Mansdorf	6	6
	4	P Haarhuis	6	6																		5	R Reneberg	4	4
		D Engel	7	7					D Engel	6	6
		M Nido	4	2					J Tarango	1	2
		J Tarango	6	6												D Engel	6	4
		M Mečíř	3	2											5	R Reneberg	7	6
		M Stich	6	6					M Stich	7	3	3
		M Woodforde	2	4				5	R Reneberg	5	6	6
	5	R Reneberg	6	6

	First round							Second round							Quarterfinals							Semifinals
	6	J Grabb	7	4	6
	Q	J Eltingh	6	6	4			6	J Grabb	3	6	6
		A Volkov	6	6					A Volkov	6	4	7
		O Delaître	2	1												A Volkov	6	6
		C Saceanu	4	4												G Layendecker	3	4
		G Layendecker	6	6					G Layendecker	7	7
	LL	N Odizor	4	7	2			3	J Hlasek	5	5
	3	J Hlasek	6	6	6																		A Volkov	6	4	6
	Q	P McEnroe	6	6																		Q	P McEnroe	3	6	3
	WC	T Kempers	0	3				Q	P McEnroe	6	6
	WC	J Siemerink	6	6				WC	J Siemerink	2	3
		L Jönsson	1	4											Q	P McEnroe	6	6
		T Högstedt	6	6												R Weiss	3	4
	Q	B Garnett	7	7				Q	B Garnett	6	4
		R Weiss	6	7					R Weiss	7	6
	2	K Nováček	3	6

• Official results archive (ATP)
• Official results archive (ITF)