Doubles
1990 Campionati Internazionali di Sicilia
Final
Champions	Sergio Casal Emilio Sánchez
Runners-up	Carlos Costa Horacio de la Peña
Score	6–3, 6–4
Details
Draw	16
Seeds	4
Events
Singles Doubles
← 1989 · Campionati Internazionali di Sicilia · 1991 →

Peter Ballauff and Rüdiger Haas were the defending champions, but did not compete this year.

Sergio Casal and Emilio Sánchez won the title by defeating Carlos Costa and Horacio de la Peña 6–3, 6–4 in the final.^[1]

	First round							Quarterfinals							Semifinals							Final
	1	S Casal E Sánchez	w	/	o
		M Boscatto S Pescosolido						1	S Casal E Sánchez	6	7
		J Clavet M Górriz	6	6					J Clavet M Górriz	3	6
		M Cierro A de Minicis	3	4											1	S Casal E Sánchez	7	6
	LL	F Davín C Pistolesi	6	6												C Brandi F Mordegan	6	4
		S Doseděl M Vajda	3	4				LL	F Davín C Pistolesi	0	6	6
		C Brandi F Mordegan	6	6					C Brandi F Mordegan	6	3	7
		P Canè H Skoff	2	2																		1	S Casal E Sánchez	6	6
	Q	N Bruno M Visconti	4	6	2																		C Costa H de la Peña	3	4
		C Costa H de la Peña	6	3	6				C Costa H de la Peña	3	6	6
		T Benhabiles G Prpić	w	/	o				T Benhabiles G Prpić	6	3	1
	3	S Bruguera G Pérez Roldán														C Costa H de la Peña	6	7
		C Allgårdh O Jonsson	6	6											2	O Camporese J Sánchez	4	5
		A Gaudenzi M Meneschincheri	3	3					C Allgårdh O Jonsson	4	4
		JC Báguena F Clavet	1	6				2	O Camporese J Sánchez	6	6
	2	O Camporese J Sánchez	6	7

• Official results archive (ATP)
• Official results archive (ITF)