Tennis at the 1988 Summer Olympics – Women's singles Tennis at the 1988 Summer Olympics – Women's singles The Women's Singles competition was part of the tennis program at the 1988 Summer Olympics. Steffi Graf of West Germany defeated Gabriela Sabatini of Argentina in the gold medal match. By winning the gold medal, Steffi Graf finished off her "Calendar Golden Slam" having won all four Grand Slam tournaments and the Olympic gold medal in the same calendar year. Steffi had also beaten Sabatini earlier that summer in the final of the U.S. Open, thus capturing the final leg of the "Grand Slam". All seeds received a bye to the
Grand Slam Cup added in 1998 and was held simultaneously with the men's Cup. Throughout its existence, the Grand Slam Cup was famous for paying out the highest prize money of any tournament in tennis. The winner for the first three years of the Cup received U.S.$2 million in prize money, which dipped to $1.625 million in 1993, rose to $1.875 million in 1996 and back to $2 million in 1997 before falling to $1.3 million in 1998. If the Cup was won by a player who had also won a Grand Slam event that year they received a bonus of $1 million.