Education
In 2003, she graduated from Haileybury High School.
In 2003, she graduated from Haileybury High School.
She reached career-high rankings of world Number.280 in singles and world Number.309 in doubles. She has not competed professionally since 2007. Llewellyn took part in the 2005 Wimbledon Championships, but lost 6–0, 6–1 to the fifth seed, Svetlana Kuznetsova.
In doing so, she became the first player from Wales to compete in singles since Sarah Loosemore in 1992.
She also competed in the doubles event at the 2005 and the 2006 Wimbledon Championships, losing in the first round each time. Llewellyn began playing tennis aged seven in school.
Her interests are going to the cinema, shopping and hockey. Llewellyn played right-handed and cited her favourite shots as the backhand and the volley.
Her preferred playing surfaces were grass and clay.
Junior (1999–2003)
Rebecca Llewellyn played her first match on the junior International Tennis Federation circuit in February 1999 and her last in June 2003 in the event for the junior Wimbledon Championships. Her best performances in singles came when she reached two semifinals of lower-tier junior events in 2000. She also reached the quarterfinals in one other event.
As a junior doubles player she was a runner-up on one occasion.
She was also a doubles semifinalist on another occasion. Rebecca competed in doubles at a Grand Slam only once, at the 2001 Wimbledon Championships, where she and compatriot, Katie O"Brien, were knocked out in round one.
Singles (1)
Doubles (7)
Doubles (3).