Giovinazzo was born in Melbourne. Her father is a music composer and educator of Italian descent. She is the oldest of three sisters. Giovinazzo completed her secondary education at Melbourne Girls' College. After graduating, she enrolled in a Bachelor of Arts degree at the University of Melbourne. However, during her first semester at university, she deferred her studies, choosing, instead, to travel Europe, spending an extended period in the Calabrian town where her paternal grandparents were born and grew up. After her return to Melbourne, Giovinazzo, decided to resume her studies and focus more explicitly on the film industry and, in particular, writing and directing. She enrolled in a Bachelor of Film and Television degree at Swinburne University of Technology. While at film school, she was often called upon to act in films under the direction of fellow students. As this progressed, she developed an interest in the craft of acting. After the completion of her degree, she decided to focus on developing her acting skills, and took night classes at a number of private acting schools in Melbourne, Howard Fine and 16th Street, among others.
Career
As a film student, she directed a number of short films. She co-wrote the documentary Chong's World with Ella Carey, and it was selected for inclusion in the St Kilda Film Festival. After the completion of her degree, when her attention turned more to acting, she wrote, produced, and played the lead role in the short filmSwim that was also selected for inclusion in the St. Kilda Film Festival. It later screened at the Byron Bay Film Festival, and aired on the Australian television networkSBS. In November 2013, it was announced that Giovinazzo had joined the cast of soap opera Home and Away as Phoebe Nicholson, marking her first major acting job. She relocated to Sydney for the role and began filming mid-2013, before making her first appearance in the November 2013 season finale. Her character is a singer/songwriter who leaves Melbourne when she learns her former boyfriend is putting on a music festival in the fictional town of Summer Bay. Giovinazzo decided to leave Home and Away to pursue new roles, and she made her final appearance in Home and Away on 11 May 2017. Following her departure from Home and Away, Giovinazzo was cast in the Network Ten drama Playing For Keeps. She plays Jessie, a footballer's wife, who gave up her career in the sport to be a mother.
Personal life
Giovinazzo married her partner Charlie Ford in 2015. The couple separated in August 2016. Giovinazzo was in a relationship with her Home and Away co-star James Stewart from 2016–2017.