Dr Keelan Byrne

Radiation Oncologist
Become a Patient

Dr Keelan Byrne is dedicated to providing personalised and comprehensive cancer care. He believes that early engagement in a patient’s journey and the use of evidence-based radiation therapy treatments can help lead to the best possible outcomes.


Dr Keelan Byrne is an experienced radiation oncologist who consults and treats patients at multiple Icon Cancer Centre locations across Melbourne’s inner and outer metropolitan areas including Epworth Richmond, Moreland and Epworth Freemasons.

Born and raised in Ireland, he obtained a Bachelor of Medicine, Surgery and Obstetrics at Trinity College Dublin and undertook specialist radiation oncology training at Andrew Love and Peter MacCallum Cancer Centres in Melbourne, Australia. Dr Byrne subsequently completed a radiation oncology fellowship at Royal North Shore Hospital in Sydney, where he gained extensive experience in managing and treating a broad range of solid tumour malignancies, with a particular focus on breast and urological cancers. He was awarded fellowship of the Royal Australian and New Zealand College of Radiologists (FRANZCR) in 2016.

With a strong commitment to clinical teaching, research and medical education, Dr Byrne is the Director of Training at Peter MacCallum Cancer Centre Sunshine campus and Breast Radiation Oncology Tumour Stream Lead at Peter MacCallum Cancer Centre. His clinical experience covers a broad range of solid tumour malignancies, with a special interest in breast cancer, palliative and stereotactic radiation therapy. 

Affiliations & Memberships

  • American Society for Radiation Oncology (ASTRO) 
  • European Society for Therapeutic Radiology and Oncology (ESTRO) 
  • Royal Australian and New Zealand College of Radiologists (RANZCR) 

Special Interests

Dr Keelan Byrne accepts referrals for all cancer types, with a special clinical interest in:
  • Breast cancer
  • Palliative care
  • Stereotactic radiation therapy

Icon Locations

Epworth Richmond View centre
Moreland View centre
Epworth Freemasons View centre

Visiting Locations

  • Peter MacCallum Cancer Centre


  • Delineating sites of failure following post-prostatectomy radiation treatment using 68GaPSMA-PET. K Byrne, T Eade, A Kneebone, L Guo, E Hsiao, G Schembri, C Kwong, J Hunter, L Emmett & G Hruby. Radiotherapy and Oncology, 2018; 126(2): 244-248. 

  • Toxicity outcomes from conformal prone breast radiotherapy and a dosimetric comparison with hybrid IMRT prone radiotherapy; Byrne, L Ambrose, R Bromley, S Cruickshank, L Guo, M Morgia, G Lamoury. Poster at ASBD 2017, Abstract The Breast March 2018   

  • Late Genitourinary Toxicity Outcomes in 300 Prostate Cancer Patients Treated with Doseescalated, Image-guided IMRT; Byrne, G Hruby, A Kneebone, D Whalley, L Guo, P McCloud, T Eade; Clinical Oncology 2017   

  • 15-year Experience of 18F-FDG PET Imaging in Response Assessment and Re-staging after Definitive Treatment of Merkel Cell Carcinoma; Byrne, S Siva, L Chait, J Callahan, M Bressel, M Seel, MP Macmanus, RJ Hicks; Journal of Nuclear Medicine July 2015. Alavi-Mandell Research Prize 2016 

  • Enhanced Toxicity with Trastuzumab Emtansine and Concurrent Radiotherapy: Non-Consecutive Case Series Dr Jade Soo, Keelan Byrne; Michelle White; Yoland Antill; Karen Taylor; Jennifer Tan; Phillip Tran; Steven David. Manuscript Number: THEBREAST-D-23-383