Men's singles
1999 Estoril Open
Final
Champion	Albert Costa[1]
Runner-up	Todd Martin
Score	7–6(7–4), 2–6, 6–3
Details
Draw	32
Seeds	8
Events
Singles men women Doubles men women
← 1998 · Estoril Open · 2000 →

Alberto Berasategui was the defending champion, but lost in the first round this year.

Albert Costa won the tournament, beating Todd Martin in the final, 7–6^(7–4), 2–6, 6–3.

	Semifinals							Final[1]
		Jérôme Golmard	4	4
	4	Albert Costa	6	6
								4	Albert Costa	77	2	6
								2	Todd Martin	64	6	3
	3	Marcelo Ríos	3	63
	2	Todd Martin	6	77

	First round							Second round							Quarterfinals							Semifinals
	1	Y Kafelnikov	3	6	3
		A Pavel	6	2	6				A Pavel	6	3	2
	Q	Á López Morón	4	0					K Alami	3	6	6
		K Alami	6	6												K Alami	4	61
		F Dewulf	2	1												J Golmard	6	77
		V Spadea	6	6					V Spadea	3	2
		J Golmard	77	77					J Golmard	6	6
	7	F Clavet	63	65																			J Golmard	4	4
	4	A Costa	6	6																		4	A Costa	6	6
		F Squillari	1	3				4	A Costa	77	79
		F Vicente	1	4				Q	R Agénor	65	67
	Q	R Agénor	6	6											4	A Costa	6	6
	WC	C Costa	6	2	64										6	F Mantilla	2	4
		A Medvedev	1	6	77				A Medvedev	3	2
		T Muster	3	2				6	F Mantilla	6	6
	6	F Mantilla	6	6

	First round							Second round							Quarterfinals							Semifinals
	5	G Kuerten	6	65	6
		JA Marín	3	77	4			5	G Kuerten	6	6
		J Novák	77	6					J Novák	3	4
		G Blanco	61	3											5	G Kuerten	4	3
	Q	A Portas	6	6											3	M Ríos	6	6
	WC	P Leão	1	1				Q	A Portas	3	3
		A Voinea	6	4	2			3	M Ríos	6	6
	3	M Ríos	3	6	6																	3	M Ríos	3	63
	8	M Safin	66	7	3																	2	T Martin	6	77
		H Arazi	78	5	6				H Arazi	2	2
		F Meligeni	6	6					F Meligeni	6	6
		A Di Pasquale	2	2												F Meligeni	5d
	WC	N Marques	6	3	6										2	T Martin	4
	Q	G Solvès	2	6	3			WC	N Marques	5	3
		A Berasategui	1	63				2	T Martin	7	6
	2	T Martin	6	77