Courtney Schonell plays hockey as a forward and is selected for the 2022 Australian Commonwealth Games Team. She represented Australia at the 2018 Youth Olympic Games.

In 2018, Courtney made her first appearance for the Australia in the U21 team during a test series against New Zealand. Following this she represented the team in 2019 at the Tri Nations Tournament in Canberra as well as the 2020 test series against Japan in Canberra.

Following the 2020 Super Camp, Courtney was named in the Hockeyroos squad for the first time and debuted for the team during the 2021 Trans-Tasman Series.