Personal profile


Dr Jacky Hewitt is a paediatric endocrinologist and clinician-scientist with strong clinical and research expertise in the development of sex and gender. She has published original research, treatment guidelines, and contributed to textbooks within the field.

She is presently a senior lecturer at Monash University, and examines for the Royal Australasian College of Physicians. Dr Hewitt sits on the editorial review board for a number of key endocrine journals, and sits on multiple national and international health advisory committees. She consults for government bodies on issues regarding sex and gender.

Dr Hewitt also performs humanitarian aid work, and is a Director of Medecins Sans Frontieres Australia. She is a committed advocate for diverse and marginalised children. 

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Research interests

  • Disorders of sex development / intersex
  • Gonadal dysgenesis
  • Turner syndrome
  • Klinefelter syndrome
  • Congenital adrenal hyperplasia
  • Hypospadias
  • Testicular regression syndrome/anorchia
  • Premature ovarian failure/primary ovarian insufficiency
  • Gender dysphoria and transgender



Dr Hewitt regularly consults for government and legal agencies on issues relating to sex and gender.

Expertise related to UN Sustainable Development Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  • SDG 3 - Good Health and Well-being

Research area keywords

  • Paediatrics
  • Sex Determination
  • Intersex Conditions
  • Gender
  • Disorders of sex development

Collaborations and top research areas from the last five years

Recent external collaboration on country/territory level. Dive into details by clicking on the dots or