Dr Shayna Siew Jia Yun

Dr Shayna Siew is an Associate Consultant in the Department of Obstetrics and Gynaecology at KK Women’s and Children’s Hospital. She completed her specialist training under the SingHealth Obstetrics and Gynaecology Residency Programme and is accredited as a specialist by the Singapore Medical Council. She is also a Member of the Royal College of Obstetricians and Gynaecologists (UK).

Dr Siew graduated from Duke-NUS Medical School with a Doctor of Medicine degree and holds a Master of Medicine (Obstetrics and Gynaecology) from the National University of Singapore. Prior to medicine, she obtained a Bachelor of Biomedicine (Pharmacology) from the University of Melbourne. She has also completed the United States Medical Licensing Examinations (USMLE).

Dr Siew has a special interest in benign gynaecology, including the management of menstrual disorders, pelvic pain, fibroids, ovarian cysts and other gynaecological conditions. She is passionate about providing holistic, evidence-based and patient-centred care, with a focus on empowering women to make informed decisions about their health.

In addition to her clinical work, Dr Siew has a strong interest in community and population health. She previously participated in the Duke University Geneva Program on Global Policy and Governance, where she interned with the International Organization for Migration (IOM) in Geneva and gained exposure to global health and population health initiatives. These experiences continue to shape her approach towards improving women’s health outcomes beyond the clinic setting.

Dr Siew is also actively involved in medical education and enjoys mentoring junior doctors and medical students. She regularly teaches and supervises trainees in clinical and procedural skills workshops in obstetrics and gynaecology.

Her research work has been presented at international conferences including the RCOG World Congress, FIGO World Congress and RANZCOG Scientific Meeting, and she has contributed to peer-reviewed publications in obstetrics and gynaecology.

Outside of clinical work, Dr Siew enjoys spending quality time with her family and bringing her daughters for playdates. She also enjoys participating in marathons and triathlons.

Dr Siew believes in building trusted and compassionate partnerships with her patients, supporting women through every stage of their healthcare journey.

• Master of Medicine (Obstetrics and Gynaecology), Singapore, 2021
• Member of Royal College of Obstetrics & Gynaecology, United Kingdom, 2021
• Doctor of Medicine, Singapore, 2015
• Bachelor of Biomedicine (Pharmacology), 2010

• Associate Consultant, Department of Obstetrics and Gynaecology 2024 - present
• OBGYN Representative, SingHealth Maternal and Child Health Community Partnership Council (SHS MCH CPC) 2024 - present
• OBGYN Representative, NCID Paeds (Ob/Neo) Infectious Disease Workgroup 2024 - present
• Organising committee, CASH Workshop 2024 - present
• Steering committee member, Patient Support Group Sub-fund under KKH Health Fund 2026 - present

• Young Investigator’s Award (Clinical Research) – 1^st Prize, SGH 21^st Annual Scientific Meeting. 2015

• The randomised controlled trial of micronised progesterone and dydrogesterone (TRoMaD) for threatened miscarriage.

• Siew JYS, Liu JY, Goh SM. An unexpected case of ectopic pregnancy of the mesosalpinx. Int J Reprod Contracept Obstet Gynecol. 2024 Mar;13:733-736.
• Tan YH, Siew JYS, Yap JJY, Ravichandran N. Minimally invasive surgery in women with endometrial cancer on haemodialysis: a tertiary centre experience. Int J Reprod Contracept Obstet Gynecol 2024 Mar;13:699-705.
• Siew JYS, Allen JC, Hui CYY, Ku CW, Malhotra R, Østbye T, Tan TC. The randomised controlled trial of micronised progesterone and dydrogesterone (TRoMaD) for threatened miscarriage. Eur J Obstet Gynecol Reprod Biol. 2018 Sep;228:319-324.