The 1988 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City, United States. It was the 108th edition of the US Open and was held from August 29 to September 11, 1988.
It was Wilander's 7th and last career Grand Slam title and his only US Open title. He became the first male player since Jimmy Connors in 1974 to win three Grand Slam titles in a season. The final was the longest in the Open's history, lasting 4 hours and 55 minutes
It was Graf's 5th career Grand Slam title and her 1st US Open title. She became the second woman in the Open Era to complete a singles Grand Slam in a calendar year after Margaret Court did so in 1970. After winning the Olympic title in Seoul weeks later, she became the first (and so far only) man or woman to win a calendar year Golden Slam.
It was Casal's 2nd career Grand Slam title and his 2nd and last US Open title. It was Sánchez's 4th career Grand Slam title and his 2nd and last US Open title.