Kelly Keesing was born in 1999 in Perth, Australia, where she received her first dance and gymnastics lessons. At 16, she moved away from home to train at the renowned Tanya Pearson Academy in Sydney, under the direction of Lucinda Dunn. Furthermore she received her Bachelors Degree at the Palucca Hochschule für Tanz Dresden, and in her final year joined Ballet National de Marseille as an apprentice, under the direction of (LA)Horde. In season 20/21 she was a dancer with Konzert Theater Bern, before joining Ballett Theater Basel in 2021. She has participated in workshops and danced choreography by Crystal Pite, Edward Clug, William Forsythe, David Dawson, Bryan Arias, Ohad Naharin, Annabelle Lopez Ochoa and Lukas Timulak among others.