John William Peter Cawthorn (17 February 1931 – 1999) was an Australian amateur tennis player who later turned professional in 1953. As an amateur he competed at the 1950 Australian Championships and the 1951 Wimbledon Championships. As a professional he was a two time quarter finalist at the Wembley Professional Championships in 1957 and 1958, and a quarter finalist at the French Professional Championship in 1956. He was active from 1949 to 1968 and won 21 career amateur and pro singles titles. He later became a tennis coach.

Tennis career Amateur Cawthorn was born in Melbourne, Australia in 1931. In the 1940s he was educated at Box Hill High School, where he became captain of the football, tennis and swimming teams.

He played his first senior tournament in 1949 at the New South Wales Hard Court Championships where he reached the quarter finals. He then competed in Australian state and national tournaments over the next two years. In 1950 he played at the Australian Championships where he lost in the second round to George Worthington. In 1951 he left Australia to play on the international ILTF Circuit After he arrived in England he played at the South Shore Open in Blackpool where he won the title against Pakistan's Adel Ismail. Cawthorn mainly played at leading regional tournaments in England throughout 1951.

That year he won the singles titles at the Welsh Championships, Sutton Coldfield Hard Courts Championship, Ulster Grass Court Championships, Bedford Open, Cumberland Hard Court Championships and the Moseley Championship. In July 1951 he took part in the Wimbledon Championships, but lost in the second round to French player Paul Rémy.AELTC

In 1952 Cawthorn won eight titles including the Cinque Ports Championships, Cumberland Hard Court Championships, Sutton Coldfield Hard Courts, East Gloucestershire Championships, Havant Open, Worthing Hard Courts, Hull Open and Worthing Open. He also competed at 1952 Wimbledon Championships, where he was in the top half of the draw, but lost in the first round to the American player Harry Likas. Additionally he was also losing finalist at the Cumberland Hard Court Championships and Pakistan International Championships in 1951, and the West Sussex Championships in 1952.

Professional In 1953 Cawthorn turned professional and played his first tournament at the Slazenger Pro Championships in Scarborough, England, where he reached the quarter finals before losing to Frank Sedgman. He won multiple pro titles including the Slazenger Pro Championships three times in 1954, 1956 and 1960 and the German Pro International Championships four times consecutivley from 1959 to 1962. In 1961 whilst on the Pro tour he was hired by the Tennis Club of Rochester in the United States as their resident pro coach.

In major professional tournaments of the time he was a two time quarter finalist at the Wembley Professional Championships in 1957 and 1958, and a quarter finalist in singles at the French Professional Championship in 1956, and a semi-finalist in the men's doubles partnering Tony Mottram.

Coaching During his amateur period he was hired as a short term coach for the Irish and Pakistan Davis Cup teamsvarious Davis Cup teams in 1955, the Spanish, Irish and Dutch teams in 1956, and Dutch and German teams in 1958. Additionally he was also hired as a tennis coach for the Rochester Country Club in 1958 in Rochester, New Hampshire, United States that lasted into his professional career and beyond til 1983. In 1961 whilst on the Pro tour he was hired by the Tennis Club of Rochester in Pittsford, NY the United States as their resident pro coach.

Singles titles (21) Amateur (14) ResultNo.DateTournamentLocationSurfaceOpponentScoreAmateur titlesWin 1. 1951 Welsh Championships Newport Grass Naresh Kumar 2–6, 6–2, 6–3Win 2. 1951Sutton Coldfield Hard Courts Championship Sutton Coldfield Clay Ignacy Tloczynski 6–2, 8–10, 6–3Win 3. 1951Ulster Grass Court ChampionshipsBelfast Grass Albert Hartley Maggs4–6, 6–0, 6–0Win 4. 1951 South Shore Open Blackpool Grass Adel Ismail 6–2, 6–4Win 5. 1951 Bedford Open Bedford Grass Dick Guise6–0, 6–3Win 6.Birmingham Daily Gazette (1951) 1951 Moseley Championship Moseley Grass Owen Williams 6–2, 6–2Win 7. 1952 Cinque Ports ChampionshipsFolkestone Grass Derrick Layland6–1, 6–1Win 8. 1952Cumberland Hard Court ChampionshipsHampsteadClay Gerry Oakley6–3, 6–1Win 9. 1952Sutton Coldfield Hard Courts Championship (2)Sutton ColdfieldClay Don Tregonning6–4, 6–4Win 10. 1952 East Gloucestershire ChampionshipsCheltenhamGrass Basil Katz 6–0, 6–3Win 11. 1952Havant OpenHavantGrass Bill Threlfall 6–1, 4–6, 6–2Win 12. 1952.Worthing Hard CourtsWorthingClay Bosse Andersson6–3, 6–2Win 13. 1952Hull OpenKingston upon Hull Grass Stephen Potts6–2, 7–5Win 14. 1952Worthing OpenWorthingGrass Erik Bullmer6–2, 8–10, 6–4

Professional (7) ResultNo.DateTournamentLocationSurfaceOpponentScoreProfessional titlesWin1. 1954Slazenger Pro ChampionshipsScarborough Grass Paddy Roberts6–4, 7–5, 7–5Win 2. 1956Slazenger Pro Championships (2)EastbourneGrass Salem Khaled6–0, 6–4, 6–3Win3. 1959German Pro International ChampionshipsBad EmsClay Peter Malloy6–0, 4–6, 6–0, 3–6, 6–3Win4. 1960German Pro International Championships (2)Bad EmsClay Peter Malloy6–1, 6–1, 6–3Win5. 1960Slazenger Pro Championships (3)EastbourneGrass George Worthington10–8, 6–3, 6–4Win6. 1961German Pro International Championships (3)Bad EmsClay Rupert Huber6–2, 4–6, 7–5, 1–6, 6–3Win7. 1962German Pro International Championships (4)Bad EmsClay Rupert Huber6–2, 6–2, 6–0

Family Cawthorn announced his engagement to the English tennis player Lorna Cornell in January 1953, and they married on 18 February 1953 in Kensington, London. They had three children but later divorced.

References

External links Wimbledon Official Player Profile: Peter Cawthorn