:1994 Waldbaum's Hamlet Cup

{{Use mdy dates|date=January 2025}}

{{TennisEventInfo|1994|Waldbaum's Hamlet Cup|

| date=August 22–28

| edition=14th

| category=World Series

| draw=32S / 16D

| prize_money=$288,750

| surface=Hard / outdoor

| location=Commack, Long Island, NY, United States

| champs={{flagicon|RUS}} Yevgeny Kafelnikov{{cite web |title=1994 Long Island – Singles draw |url=https://www.atptour.com/en/scores/archive/long-island/441/1994/draws?matchtype=singles |publisher=Association of Tennis Professionals (ATP)}}

| champd={{flagicon|FRA}} Olivier Delaître / {{flagicon|FRA}} Guy Forget{{cite web |title=1994 Long Island – Doubles draw |url=https://www.atptour.com/en/scores/archive/long-island/441/1994/draws?matchtype=doubles |publisher=Association of Tennis Professionals (ATP)}}

}}

The 1994 Waldbaum's Hamlet Cup was a men's tennis tournament played on outdoor hard courts. It was the 14th edition of the event known that year as the Waldbaum's Hamlet Cup, and was part of the World Series of the 1994 ATP Tour. It took place at the Hamlet Golf and Country Club in Commack, Long Island, New York, United States, from August 22 through August 28, 1994.{{cite book|title=International Tennis Federation World of Tennis 1995|year=1995|publisher=CollinsWillow|location=London|isbn=9780002184847|editor=John Barrett|pages=120, 139}}

The singles field was led by ATP No. 2, Wimbledon runner-up, Kitzbühel and Tokyo indoor winner Goran Ivanišević, Doha, Stuttgart indoor and Washington titlist Stefan Edberg, and Jakarta, Philadelphia, Hong Kong, Atlanta and Cincinnati champion Michael Chang. Also competing were Australian Open runner-up, Wimbledon semifinalist Todd Martin, Adelaide and Copenhagen titlist Yevgeny Kafelnikov, Cédric Pioline, Marc Rosset and Arnaud Boetsch.

Fifth-seeded Yevgeny Kafelnikov won the singles title.