The 1997 Internazionali di Tennis di San Marino was a men's tennis tournament played on outdoor clay courts in City of San Marino, San Marino that was part of the World Series of the 1997 ATP Tour. It was the ninth edition of the tournament and was held from 4 August until 10 August 1997. First-seeded Félix Mantilla won the singles titles.
See main article: 1997 Internazionali di Tennis di San Marino – Singles. 
Félix Mantilla defeated 
Magnus Gustafsson, 6–4, 6–1
See main article: 1997 Internazionali di Tennis di San Marino – Doubles. 
Cristian Brandi / Filippo Messori defeated 
Brandon Coupe / 
David Roditi, 7–5, 6–4