1925 French Championships (tennis) 1925 French Championships (tennis) The 1925 French Championships (now known as the French Open) was a tennis tournament that took place on the outdoor clay courts at the Stade Français in Paris, France. The tournament ran from 28 May until 6 June. It was the 30th staging of the French Championships and the second Grand Slam tournament of the year. It was the first time the tournament was open to players who were neither French citizens nor residents of France. Suzanne Lenglen won all three events she entered; the women's singles, the women's doubles, and the mixed doubles. René Lacoste
Tennis court Slam tournament to use clay courts. Clay courts slow down the ball and produce a high bounce in comparison to grass or hard courts. For this reason, the clay court takes away many of the advantages of big serves, which makes it hard for serve-based players to dominate on the surface. Clay courts are cheaper to construct than other types of tennis courts, but a clay surface costs more to maintain. Clay courts need to be rolled to preserve flatness. The clay's water content must be balanced; green clay courts generally require the courts to be sloped to allow water