Deanna Heer


“One of the leading prosecutors who is very experienced. She is very talented”

- Chambers UK (2017)


Appointed Junior Treasury Counsel in 2015, Deanna is an experienced criminal barrister who is regularly instructed in the most serious cases. She frequently appears before the Court of Appeal and advises the Attorney General in respect of unduly lenient sentences.

For many years, Deanna has also specialised in health and safety law, for which she is an A List advocate. She also appears at inquests and before professional disciplinary tribunals.

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Homicide and serious violence

Organised crime


Health and Safety




Deanna Heer
Deanna Heer

Specialist Areas

  • Murder and Manslaughter
  • Corporate Manslaughter
  • General Crime
  • Health & Safety
  • Professional Discipline & Regulatory



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