1939 French Championships (tennis) 1939 French Championships (tennis) The 1939 French Championships (now known as the French Open) was a tennis tournament that took place on the outdoor clay courts at the Stade Roland-Garros in Paris, France. The tournament ran from 8 June until 17 June. It was the 44th staging of the French Championships and the last one held before a six-year hiatus due to World War II. It was the second of four Grand Slam tennis events of the year. Don McNeill defeated Bobby Riggs 7–5, 6–0, 6–3 Simonne Mathieu defeated Jadwiga Jędrzejowska 6–3, 8–6 Don McNeill / Charles Harris defeated Jean
Clay court Clay court A clay court is one of many different types of tennis court. Clay courts are made of crushed shale, stone, brick, or other unbound mineral aggregates. The French Open uses clay courts, making it unique among the Grand Slam tournaments. Clay courts are more common in Continental Europe and Latin America than in North America, Asia or Britain. Two main types exist: red clay, the more common variety, and green clay, also known as "rubico", which is a harder surface. Although less expensive to construct than other types of tennis courts, the maintenance costs of clay are high