Gemma O’Brien (She/Her) is an Australian illustrator whose works explore themes of human experience and language through letterpress printing and murals. Her style – which employs aspects of drawing, painting, and digital design – was self-taught after O’Brien elected to drop out of law school to pursue a career in art. She currently exhibits at the China Heights Gallery near her studio in Sydney.

We have one object that Gemma O'Brien has been involved with.

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<ref name=CH>{{cite web |url=https://www-4.collection.cooperhewitt.org/people/2318807382/ |title=Gemma O'Brien |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=10 February 2025 |publisher=Smithsonian Institution}}</ref>