Morag Yong was born in Kuching, Malaysia. She entered the Royal College of Music (RCM), London to study piano with Peter Element. After graduating with First Class and also obtaining the ARCM Teaching Diploma, Morag continued at RCM to obtain the Master of Music degree in Performance Studies. Whilst at college, she won numerous prizes including the Marjorie & Arnold Ziff Prize for the most outstanding Graduation Recital. Her education in London has been made possible with the generous support of the Sarawak Foundation, The Countess of Munster Musical Trust and The Charles Napper Trust.

Morag has been an active performer, both as soloist and chamber musician. Since returning to Malaysia, she has devoted her time to music education, having taught at Yamaha Academy of Arts & Music and University Malaya. She teaches privately, besides examining and conducting masterclasses. She has also been invited to adjudicate in competitions including The 2018 Yamaha Piano Prize, 2018 Hong Kong Asia Pacific Piano Competition, 2019 Malaysian Piano Competition, 2020 SEA Piano Competition, 2020 UCSI International Piano Festival & Competition and 2021 Malaysian Piano Competition. Morag is currently adjunct lecturer at The Institute of Music, UCSI University.