De Rozario grew up in Perth. At the age of four, she developed transverse myelitis, a neurological disease which inflames the spinal cord and resulted in her wheelchair use. De Rozario's surname is of Portuguese origin. Her father was born in Singapore and her mother is originally from Australia.
Athletics
At the age of 14, de Rozario competed at the 2008 Beijing Paralympics and won a silver medal in the Women's 4x100 m T53/54 event as part of the Australian team. She also competed in the individual women's T54 100 m and 400 m events. She was coached by former Paralympic athlete Frank Ponta and is currently coached by Louise Sauvage. She did not win a medal at the 2012 London Paralympics. In 2012 and 2013, she won the Oz Day 10K Wheelchair Road Race. At the 2013 IPC Athletics World Championships, in Lyon, France, de Rozario won a bronze medal in the Women's 800 m T53. At the 2015 IPC Athletics World Championships in Doha, de Rozario won the gold medal in the Women's 800m T54 in 1:53.86. It was her first gold medal at a major international competition. She also won a bronze medal in the Women's 1500m T54 in a time of 3:42.03. At the 2016 Rio Paralympics, de Rozario won two silver medals. De Rozario won her first individual medal at the Paralympics by winning the silver medal in the Women's 800m T53. In addition, she was a member of the team that won the silver medal in the Women's 4×400 m Relay T53/54. In November 2016, de Rozario was awarded the Wheelchair Sports WA Sport Star of the Year. At the 2017 World Para Athletics Championships in London, de Rozario won the gold medal in the Women's 5000m T54, silver medal in the Women's 800m T54 and bronze medal in the Women's 1500m T54. At the 2018 Commonwealth Games, Gold Coast, Queensland, she won gold medals in the Women's 1500m T54 and Women's Marathon T54. On 22 April 2018, she made a dramatic last dash sprint and won the 2018 London Marathon women's wheelchair title in a time of 1:42.58. She became the first Australian to win the women's wheelchair title. At the 2019 London Marathon which was also the 2019 World Para Athletics Championships marathon event, she won the bronze medal in the Women's T46. At the 2019 Championships track events held in Dubai, she won the gold medal in the Women's 800m T54 and two silver medals - Women's 1500m and 5000m T54. De Rozario has won the Oz Day 10K Wheelchair Road Race six times – 2012, 2013, 2017, 2018, 2019 and 2020.
