Dr Jaylyn Leong graduated from the National University of Singapore (NUS) with a Bachelor of Medicine and Bachelor of Surgery (M.B.B.S). Post-graduation, she went on to complete her Master of Medicine (Family Medicine) and Graduate Diploma in Family Medicine Dermatology.

Dr Leong is also involved in undergraduate and post-graduate medical education and is also part of the Endocrine Specialty Advisory Group in NHG Polyclinics.