Doubles
2003 Copa AT&T
Champions	Mariano Hood Sebastián Prieto
Runners-up	Lucas Arnold David Nalbandian
Score	6–2, 6–2

Gastón Etlis and Martín Rodríguez were the defending champions but lost in the first round to David Ferrer and Fernando Vicente.

Mariano Hood and Sebastián Prieto won in the final 6–2, 6–2 against Lucas Arnold and David Nalbandian.

Seeds

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
	1	G Etlis M Rodríguez	4	6	4
		D Ferrer F Vicente	6	3	6				D Ferrer F Vicente	3	4
	WC	M Hood S Prieto	6	6				WC	M Hood S Prieto	6	6
		M García A Schneiter	4	1											WC	M Hood S Prieto	7	6
	3	S Aspelin A Kratzmann	6	3	0											A Calleri J I Chela	5	4
	ALT	A Martín D Sánchez	3	6	6			ALT	A Martín D Sánchez	1	4
		A Calleri J I Chela	6	6					A Calleri J I Chela	6	6
		E Artoni A Portas	3	4																		WC	M Hood S Prieto	6	6
		G Kuerten A Sá	4	6	3																		L Arnold D Nalbandian	2	2
		L Arnold D Nalbandian	6	3	6				L Arnold D Nalbandian	6	6
		G Gaudio M Zabaleta	6	3	78				G Gaudio M Zabaleta	4	3
	4	D Bowen A Fisher	4	6	66											L Arnold D Nalbandian	5	6	6
		N Lapentti L Lobo	2												2	F Čermák L Friedl	7	4	3
		J Acasuso F González	2r						N Lapentti L Lobo	4	3
	WC	F Clavet C Moyá	69	2				2	F Čermák L Friedl	6	6
	2	F Čermák L Friedl	711	6

External links

• Copa AT&T Main Draw