1988 U.S. Men’s Clay Court Championships Tags: Tennis Tournament, Tournament.The 1988 U.S. Men’s Clay Court Championships was a Grand Prix tennis tournament held in Charleston South Carolina in the United States. It was the 20th edition of the tournament and was held from April 25 to May 2. budget ($) 190000.0 champion in double male Danie Visser, Pieter Aldrich champion in single male Andre Agassi location Charleston South Carolina type of tennis surface Clay / Outdoor Learn more... Loading...