Singles
1999 ATP German Open
Final
Champion	Marcelo Ríos[1]
Runner-up	Mariano Zabaleta
Score	6–7(5–7), 7–5, 5–7, 7–6(7–5), 6–2
Details
Draw	56
Seeds	16
Events
Singles Doubles
← 1998 · ATP German Open · 2000 →

Marcelo Ríos defeated Mariano Zabaleta in the final, 6–7^(5–7), 7–5, 5–7, 7–6^(7–5), 6–2 to win the singles tennis title at the 1999 Hamburg European Open.

Albert Costa was the defending champion, but was defeated in the second round by Zabaleta.

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 into the second round.

	Semifinals							Final[1]
		Nicolás Lapentti	5	2
		Mariano Zabaleta	7	6
									Mariano Zabaleta	77	5	7	65	2
								4	Marcelo Ríos	65	7	5	77	6
	4	Marcelo Ríos	6	77
	2	Carlos Moyà	4	64

	First round							Second round							Third round							Quarterfinals
								1	R Krajicek	4	63
		H Arazi	6	6					H Arazi	6	77
	Q	R Gilbert	4	2												H Arazi	4	0
	WC	L Burgsmüller	4	3												N Lapentti	6	6
		N Lapentti	6	6					N Lapentti	6	6
		P Haarhuis	3	4				15	M Rosset	2	0
	15	M Rosset	6	6																			N Lapentti	6	66	6
	10	T Johansson	5	1																		Q	A Di Pasquale	4	78	2
		F Meligeni	7	6					F Meligeni	2	6	1
		Y El Aynaoui	7	4	1				J Novák	6	3	6
		J Novák	5	6	6											J Novák	66	64
		D Sanguinetti	3	2											Q	A Di Pasquale	78	77
	Q	A Di Pasquale	6	6				Q	A Di Pasquale	6	4	6
								7	F Mantilla	4	6	0

	First round							Second round							Third round							Quarterfinals
								3	T Henman	6	6
		F Squillari	6	1	77				F Squillari	3	3
	WC	H Dreekmann	1	6	65										3	T Henman	6	6
		C Ruud	3	3												M Puerta	4	1
		M Puerta	6	6					M Puerta	6	6
		F Santoro	3	6	6				F Santoro	2	2
	14	C Pioline	6	3	2																	3	T Henman	6	1	4
	12	F Clavet	6	6																			M Zabaleta	3	6	6
		D Hrbatý	0	4				12	F Clavet	1	77	77
		A Gaudenzi	3	4					K Alami	6	65	65
		K Alami	6	6											12	F Clavet	65	77	4
		M Zabaleta	6	6												M Zabaleta	77	61	6
		B Ulihrach	3	2					M Zabaleta	7	6
								6	Á Costa	5	2

	First round							Second round							Third round							Quarterfinals
								5	G Rusedski	4	5
		G Pozzi	2	5					A Berasategui	6	7
		A Berasategui	6	7												A Berasategui	3	6	4
	Q	T Ketola	6	7											11	T Haas	6	1	6
		R Delgado	3	5				Q	T Ketola	5	4
		F Vicente	3	6	2			11	T Haas	7	6
	11	T Haas	6	3	6																	11	T Haas	4	4
	13	W Ferreira	7	7																		4	M Ríos	6	6
	WC	M Kohlmann	5	5				13	W Ferreira	6	6
		M Chang	77	1	65				S Schalken	4	3
		S Schalken	63	6	77										13	W Ferreira	1	6	2
	Q	O Gross	6	6											4	M Ríos	6	3	6
		A Ilie	4	2				Q	O Gross	66	5
								4	M Ríos	78	7

	First round							Second round							Third round							Quarterfinals
								8	G Kuerten	6	6
		J-M Gambill	3	6	6				J-M Gambill	4	4
	Q	F Jonsson	6	2	3										8	G Kuerten	6	6
	WC	M Hantschk	1	3												R Schüttler	4	3
		S Doseděl	6	6					S Doseděl	3	3
		R Schüttler	6	6					R Schüttler	6	6
	9	G Ivanišević	1	3																		8	G Kuerten	0	2
	16	M Safin	6	77																		2	C Moyà	6	6
		D Vacek	3	63				16	M Safin	6	3	3
		D Prinosil	3	2				Q	A Voinea	4	6	6
	Q	A Voinea	6	6											Q	A Voinea	5	65
		J Krošlák	6	5	4										2	C Moyà	7	77
	Q	M Meneschincheri	1	7	6			Q	M Meneschincheri	3	5
								2	C Moyà	6	7