Gabrielle Upton was born and raised in the eastern suburbs of Sydney where she attended Brigidine College in Randwick and the University of New South Wales, graduating with a Bachelor of Arts and Bachelor of Laws. Her legal career began as a banking and finance lawyer with legal firms Freehill, Hollingdale & Page and Phillips Fox, after being admitted as a Solicitor to the Supreme Court of New South Wales and the High Court of Australia in 1988.

Gabrielle and Alex Sundich married in 1990 and in 1993 they moved to New York where Gabrielle completed a Masters of Business Administration (Finance Management) at New York University's Leonard Stern School of Business.

Upon completing her MBA, Gabrielle worked as a banker with Deutsche Bank and Toronto Dominion Bank in New York financing the energy sector.

Returning to Sydney in 1999 with her family, Gabrielle began the role of Legal Counsel at the Australian Institute of Company Directors.

Gabrielle served as Deputy Chancellor at the University of New South Wales from 2006 until 2009, and on the University's Council from 2002 to 2010.

From 2005 to 2011 Gabrielle was the Deputy Chair of the Duke of Edinburgh's Awards in Australia. She was also a board member of Neuroscience Research Australia, one of Australia's largest research centres on the brain and nervous system, from 2007 to 2011.

Gabrielle gained a Bachelor of Arts and Bachelor of Laws from the University of New South Wales, and is a Fellow of the Australian Institute of Company Directors.

Gabrielle and Alex live in Darling Point with their two children.

Sources used to compile this entry: Webpage of the Honourable Gabrielle Upton MP: Member for Vaucluse., 2015; Gabrielle Upton Inaugural Speech to Parliament; http://parliament.nsw.gov.au/Prod/Parlment/members.nsf/0/5f45a25cc3d99657ca257860007acada/$FILE/Gabrielle%20Upton%20Inaugural%20Speech.pdf.