1990 ATP German Open – Singles

Singles
1990 ATP German Open
Final
Champion	Juan Aguilera
Runner-up	Boris Becker
Score	6–1, 6–0, 7–6(9–7)
Details
Draw	56
Seeds	16
Events
Singles Doubles
← 1989 · ATP German Open · 1991 →

Juan Aguilera defeated Boris Becker in the final, 6–1, 6–0, 7–6^(9–7) to win the singles tennis title at the 1990 Hamburg European Open.

Ivan Lendl was the reigning champion, but did not compete this year.

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

	Semifinals							Final
	1	Boris Becker	6	3	6
	WC	Henri Leconte	3	6	3
								1	Boris Becker	1	0	6
									Juan Aguilera	6	6	7
		Guy Forget	5	6
		Juan Aguilera	7	7

	First round							Second round							Third round							Quarterfinals
								1	B Becker	7	6
		K Curren	6	4					P Canè	5	1
		P Canè	7	6											1	B Becker	6	6
	WC	M Zoecke	2	2												A Cherkasov	2	3
		A Cherkasov	6	6					A Cherkasov	6	6
	WC	J Wöhrmann	6	6				WC	J Wöhrmann	4	1
	16	A Mancini	0	2																		1	B Becker	6	6
	9	M Jaite	6	5	3																		J Arias	3	1
		J Arias	3	7	6				J Arias	6	2	6
		J Hlasek	7	6					J Hlasek	4	6	2
		M Stich	6	4												J Arias	6	6
	Q	J Apell	1	2											LL	L Jönsson	1	2
	WC	U Riglewski	6	6				WC	U Riglewski	0	4
								LL	L Jönsson	6	6

	First round							Second round							Third round							Quarterfinals
								3	A Krickstein	7	6
		J Yzaga	6	6					J Yzaga	6	2
		M Šrejber	2	3											3	A Krickstein	4	4
		T Witsken	6	6	2										WC	H Leconte	6	6
	WC	H Leconte	7	2	6			WC	H Leconte	6	1	6
		J Arrese	3						J Arrese	4	6	2
	13	H Skoff	1r																			WC	H Leconte	6	6
	LL	F Davín	7	6																		LL	F Davín	3	3
	Q	C Bergström	5	2				LL	F Davín	6	2	6
		E Jelen	5	4					R Agénor	3	6	2
		R Agénor	7	6											LL	F Davín	6	6
		L Mattar	6	7												L Mattar	0	2
	Q	C Pistolesi	4	5					L Mattar	6	7	6
								6	A Gómez	7	6	3

	First round							Second round							Third round							Quarterfinals
								5	J Berger	6	6
	WC	P Kühnen	6	6	6			WC	P Kühnen	2	2
	Q	T Champion	7	2	4										5	J Berger	3	6	6
	Q	R Azar	7	1	6										Q	R Azar	6	2	3
		J-P Fleurian	6	6	4			Q	R Azar	6	4	7
		J Sánchez	4	6	4			11	C-U Steeb	2	6	5
	11	C-U Steeb	6	2	6																	5	J Berger	3	6	4
	14	G Pérez Roldán	0	3																			G Forget	6	3	6
		G Prpić	6	6					G Prpić	6	6	4
		G Forget	6	7					G Forget	7	3	6
		K Nováček	4	5												G Forget	7	6
		P Korda	2	6	6										4	E Sánchez	6	4
	Q	F Santoro	6	3	7			Q	F Santoro	6	1	1
								4	E Sánchez	4	6	6

	First round							Second round							Third round							Quarterfinals
								7	M Chang	3	2
		G Ivanišević	4	1					J Aguilera	6	6
		J Aguilera	6	6												J Aguilera	1	6	6
		P Haarhuis	6	6											10	J Courier	6	4	4
		A Mansdorf	0	3					P Haarhuis	1	1
		J Gunnarsson	7	4	2			10	J Courier	6	6
	10	J Courier	6	6	6																		J Aguilera	6	6
	15	M Gustafsson	6	6																		15	M Gustafsson	1	4
		S Bruguera	2	4				15	M Gustafsson	6	5	6
		A Volkov	2	5					M Filippini	3	7	3
		M Filippini	6	7											15	M Gustafsson	7	7
	Q	D Pérez	6	3	7										2	A Agassi	6	6
		J Svensson	3	6	6			Q	D Pérez	1	0	r
								2	A Agassi	6	1

• 1990 ATP German Open draw