Coronavirus (COVID-19): visiting The Royal Marsden suspended

Coronavirus (COVID-19) latest: Visiting The Royal Marsden is still suspended, but we want to reassure our patients, their families and anyone worried about cancer during this difficult time that we are still delivering treatment - the hospital is open. Please see more information here about how we are keeping everyone safe.

Dr Mary Taj

Consultant Paediatric Oncologist MBBS, DCH, MRCPCH, FRCPCH

Specialism: Children and young people

Available at: Sutton

Special interests:

  • leukaemia
  • lymphoma
  • monitoring and treating late effects of cancer treatment


Dr Mary Taj has been working as a Consultant Paediatric Oncologist at The Royal Marsden since April 2001. She has a special interest in leukaemia, lymphoma and monitoring and treating late effects of cancer treatment. She is also the named child protection doctor for The Royal Marsden.

Dr Taj graduated from King Edward Medical College, Lahore, Pakistan and came to the UK for her postgraduate training in paediatrics. Further research and clinical training in paediatric haematology and oncology was done as part of a three year fellowship at the University of Michigan. She also worked as a paediatric oncologist in Pakistan prior to settling in England.

Mary is chair of the Children's Cancer and Leukaemia Groupnon-Hodgkin lymphoma interest group and member of the National Cancer Research Institutenon-Hodgkin lymphoma paediatric subgroup. She is interested in research in non-Hodgkin lymphoma and has a particular interest in treatment and biology of lymphoproliferative disease, which has been the subject of her recent publications.

She is also interested in supportive care in cancer treatment and is the current editor of the pan-London supportive care guidelines. She is also co-chair of paediatric oncology in developing countries subgroup of the children's cancer and leukaemia group.

Clinical units