Dr Belinda Kiely is a medical oncologist who specialises in breast cancer. She works at Campbelltown and Concord hospitals in Sydney, Australia.

She is an honorary clinical research fellow at the University of Sydney and enjoys supervising PhD students.

Her research interests include breast cancer treatment, survivorship, and prognostication in advanced cancer. Dr Kiely is an active member of Breast Cancer Trials.

She is the Australian study chair of the OPTIMA clinical trial and is the chair of the BCT Supportive Care Subgroup.

Dr Kiely is co-chair of the Medical Oncology Group of Australia Breast Cancer Group and a member of the Breast Cancer Network Australia Strategic Advisory Group.