The 1997 Pilot Pen International was a men's tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut in the United States and was part of the Championship Series of the 1997 ATP Tour. It was the 25th edition of the tournament and ran from August 11 through August 17, 1997. First-seeded Yevgeni Kafelnikov won the singles title.
See main article: 1997 Pilot Pen International – Singles. 
Yevgeni Kafelnikov defeated 
Pat Rafter 7–6(7–4), 6–4
See main article: 1997 Pilot Pen International – Doubles. 
Mahesh Bhupathi / Leander Paes defeated 
Sébastien Lareau / 
Alex O'Brien 6–4, 6–7, 6–2