Jemma O’Hanlon

Jemma O’Hanlon is a keynote speaker, consultant, and one of Australia’s most prominent media dietitians. With over 20 years of experience as an Advanced Accredited Practising Dietitian, Jemma has built a reputation for making nutrition practical, accessible, and easy to understand. She is a Heart Foundation spokesperson and a former Vice President of Dietitians Australia.

Jemma is a recognised expert across television, radio, print, and online media, and is a regular contributor on Channel 7’s The Morning Show. She combines evidence-based nutrition advice with a relatable, approachable style, helping audiences and clients implement simple, sustainable changes to their health and lifestyle.

Her expertise spans corporate wellness programs, keynote presentations, media appearances, and consulting for organisations and individuals alike. Jemma’s presentations are engaging, informative, and tailored to inspire action, encouraging people to embrace mindful eating, balanced nutrition, and an active lifestyle.

Growing up on a farm in Queensland, Jemma developed a lifelong love of food, fitness, and the outdoors. Her early experiences in the kitchen, competitive gymnastics, and school debating fostered resilience, creativity, and confidence—qualities that continue to shape her approach to health and wellbeing.

Outside of her professional work, Jemma enjoys hiking, exploring nature, and running with her energetic kelpie. Her mission is to make healthy living enjoyable, accessible, and sustainable for everyone she works with.