Olivia Vivian (born 13 July 1989 in Perth) is an Australian artistic gymnast who competed in the 2008 Summer Olympics. After competing at the 2008 Olympics, Vivian competed for Oregon State University in NCAA gymnastics for four years. She also competed in the 2005, 2006, and 2014 World Championships. Vivian won a silver medal with the Australian team at the 2014 Commonwealth Games. In 2020, she was one of several former gymnasts to speak out about a "toxic" culture within the country's elite programme.