| Full name | Jean Marie Octave Constant Washer |
|---|---|
| Country (sports) |
|
| Born |
22 August 1894 Berchem, Antwerp, Belgium |
| Died | 23 March 1972 (aged 77) Geneva, Switzerland |
| Plays | Left-handed (one-handed backhand) |
| Singles | |
| Highest ranking | No. 9 (1923, A. Wallis Myers) |
| Grand Slam Singles results | |
| French Open | SF (1925) |
| Wimbledon | QF (1924) |
| US Open | 3R (1927) |
| Other tournaments | |
| WHCC | F (1921, 1923) |
| Team competitions | |
| Davis Cup | QF (1921) |
Jean Marie Octave Constant Washer (French pronunciation: [ʒɑ̃ waʃe]; 22 August 1894 – 23 March 1972) was a Belgian tennis player successful in the 1920s.
Washer reached the semifinals of Roland Garros in 1925 (and the quarters in 1926); the quarterfinals of the 1924 Wimbledon Championships; and the final of the World Hard Court Championships in both 1921 and 1923.
He was ranked World No. 9 by A. Wallis Myers of The Daily Telegraph for 1923.