Tahyna MacManus (née Tozzi) (born 24 April 1986) is an Australian director, writer and producer. Tahyna began her career as an actress, starring in several television and film blockbusters including X-Men Origins: Wolverine. In 2014, Tahyna wrote and directed her first short film "OREN" which debuted on the international festival circuit. In 2017, Tahyna she co-founded an all female led production company Neon Jane Productions alongside producer Kelly Tomasich. In 2020 the duo launched The Australian Womens Film Festival, a short film festival celebrating women in film and honouring those who have made a significant contribution to the industry.
Tozzi grew up in the Sydney beach-side suburb of Cronulla with her Italian father, Dutch mother and younger sister, model Cheyenne Tozzi. She began modelling at eight years old.
Tozzi played Perri Lawe on the ABC drama Blue Water High in 2005. She returned to the series for the second-to-last episode of the second series, which aired in December 2006. Following that, she starred in Beautiful, her first feature film, playing 17-year-old provocateur Suzy.