1. Katie started playing tennis aged seven when her parents organised tennis lessons on holiday in Portugal to pass the time.
2. By eight-years-old Rob Hawkins, from David Lloyd from club in Bristol brought her to the attention of the Lawn Tennis Association (LTA) and she began to receive LTA support and funding.
3. Katie won her first international tournament in Croatia aged 10 and went on to win an Under 10s international title.
4. She was a member of the four-strong UK squad, coached by Judy Murray, that won the Maureen Connolly Cup last year - an annual Under-18s competition against the US.
5. Swan now plays tennis six days a week but her success has in part been attributed to her parents’ insistence that she have a normal, rounded childhood.
6. She was also a great hockey player. While head girl at Bristol prep The Downs School she represented Avon and her school when they qualified for the Under-13 national finals.
7. She also attended Bristol Grammar School.
8. Once asked to sum up her life in five words she replied: “Family, friends, tennis, travelling, food”
9. Katie spends so much time in America honing her game she has developed an American accent but fiercely states she remains British.