Tiarn started dancing at the young age of three. Throughout the years she has learnt Ballet, Jazz, Tap, Hip Hop, Lyrical, Contemporary, Musical Theatre, Singing and Acting.
After school where she studied Dance for her HSC, she went to Brent Street Performing Arts to complete her Certificate IV in Dance (Triple Threat). After doing so she went to Dubai to perform at the new up and coming theme park, Dubai Parks And Resorts. Her shows included Step Up All In, face character Sam Sparks from Cloudy With A Chance of Meatballs, and Astrid Hofferson from How To Train Your Dragon, Backlot Crew and Backlot Beat.
Throughout her years, she has travelled the world performing in places such as Europe and America. Tiarn also received second place for the David Atkins Award in Melbourne in 2015.