Net Worth $21 Million USD
Jenkins was born in Neath, Wales, where she and her sister Laura were raised by their parents Selwyn John and Susan. She has half-sisters from her father's first marriage, neither of whom she has met. She attended Alderman Davies Church in Wales Primary School in Neath and later Dwr-y-Felin Comprehensive School, received A grades in GCSEs and A Levels and participated in productions such as Calamity Jane and Guys and Dolls. She attended singing lessons with John Hugh Thomas and passed her Grade 8 examinations with distinction in both singing and piano.
Between 1990 and 1996 Jenkins was a member of the Royal School of Church Music Cathedral Singers and won the St Cecilia Award, the highest RSCM award for female choristers. She was also a member of the National Youth Choir of Wales for three years, won the BBC Radio 2 Welsh Choirgirl of the Year contest , and the BET Welsh Choirgirl of the Year competition. She was also awarded the Pelenna Valley Male Voice Choir Scholarship for the most promising young singer. At the age of 17 she won a scholarship to study at the Royal Academy of Music, where she studied Italian, German, French and Russian, graduating with honours and receiving a music teacher's diploma.