The Eastern Grass Court Championships was a combined men's and women's tennis tournament held on outdoor grass courts in the New York City area from 1927 to 1969.
[1] The Eastern Grass Court Championships were founded in 1927 under the aegis of the Eastern Lawn Tennis Association (the New York City regional chapter of the USLTA).
The first edition was held in 1927 at the Westchester Country Club, in Rye, New York.
[3] The tournament was played on outdoor grass courts and was usually held in August.
[4][5] In 1970 the tournament was renamed the Marlboro Open,[6] which continued until 1983.