Olwen grew up in a musical family in Sussex, singing in choirs and playing violin in orchestras from an early age. She learned piano as a child and picked up a guitar when at university without any instruments. She started writing songs with a friend in the late 90’s and over the last 20 years or so has drawn from a variety of genres including folk, pop and jazz, with influences as varied as Kate Rusby, Sting, Brad Mehldau, Phatfish and Sarah Groves.
In 2004 she released her first album, Live at the Chapel Royal, followed by Daughter of the King in 2006 and the EP Hardly A Day in 2009, all of which were produced by renowned producer and pianist Mark Edwards, who has produced Stuart Townend, Kate Simmonds and many more artists, both Christian and secular. Daughter of The King and Hardly A Day both received 10/10 reviews from Cross Rhythms
In 2006, she had the privilege of supporting UK worship leader, Kate Simmonds on her final UK tour before moving to Australia. She has also performed at the Tearfund tent at New Wine and was featured on a compilation album released by Essential Christian in 2009.
After the release of Hardly a Day, she took a break from writing to focus on family, but continued to lead worship in her local church. She moved to South Wales in 2016 and began writing again in 2018. and returned with the EP Parables in 2022.