Doubles
2005 ATP Buenos Aires
Champions	František Čermák Leoš Friedl
Runners-up	José Acasuso Sebastián Prieto
Score	6–2, 7–5

Lucas Arnold and Mariano Hood were the defending champions, but lost in the semifinals this year.

František Čermák and Leoš Friedl won the title, defeating José Acasuso and Sebastián Prieto 6–2, 7–5 in the final.

Seeds

Draw

Draw

	First round							Quarterfinals							Semifinals							Final
	1	G Etlis M Rodríguez	6	2	3
	WC	JP Brzezicki C Villagrán	2	6	6			WC	JP Brzezicki C Villagrán	77	2	6
		E Artoni I González King	6	5	6				E Artoni I González King	63	6	3
		G Galimberti F Volandri	2	7	2										WC	JP Brzezicki C Villagrán	68	4
	4	M Fyrstenberg M Matkowski	7	6												J Acasuso S Prieto	710	6
		JI Chela J Mónaco	5	4				4	M Fyrstenberg M Matkowski	2	3
		J Acasuso S Prieto	6	6					J Acasuso S Prieto	6	6
		Ó Hernández P Starace	0	1																			J Acasuso S Prieto	2	5
		A Martín R Nadal	2	6	6																	3	F Čermák L Friedl	6	7
	WC	À Corretja J-P Guzmán	6	3	4				A Martín R Nadal	6	3	0
	Alt	Á Calatrava D Sánchez	65	1				3	F Čermák L Friedl	3	6	6
	3	F Čermák L Friedl	77	6											3	F Čermák L Friedl	6	61	6
		G Cañas M García	6	7											2	L Arnold M Hood	1	77	1
		K Braasch T Cibulec	3	5					G Cañas M García	0	2
		O Fukárek R Wassen	6	1	2			2	L Arnold M Hood	6	6
	2	L Arnold M Hood	3	6	6

References

• Draw