Mia Gross

Mia Gross (born 18 April 2001) is an Australian track and field athlete who competes in sprint events. She was junior Australian champion in the 100m and 200m in both 2018 and 2019. As a senior, Gross was part of the Australian sprint relay team that finished third at the 2022 Commonwealth Games.

Early life
Growing up in Geelong, Gross took part in many sports including football, netball, volleyball, hockey and cricket, but focused ultimately on athletics.

Career
As a junior, Gross was entered into the 2017 Commonwealth Youth Games held in Nassau, Bahamas. At the Games however, Gross had her wrist broken following an incident in which another competitor knocked her over by jogging into her lane when she was training. Gross competed in the 100m despite the freshly broken wrist, and against medical advice, but missed out on a place in the final by 0.02 seconds.

Gross reached the semi-finals at the 2018 IAAF World U20 Championships in Tampere, Finland in the 200m, and was part of an Australian relay team which reached the final of the 4x100m relay and finished in a national and Oceanian under-20 record time of 44.78 seconds. In 2018, and 2019, Gross won National U20 100m and 200m titles.

Competing at the senior level, Gross was selected to be a member of the Australian team for the 2022 Commonwealth Games as part of the 4x100m relay team that qualified through to the final and ultimately finished third.

Gross ran in the Diamond League meeting in Lausanne in June 2023, competing in the 4x100m relay and setting a new seasons best 100m time of 11.63s for the 100m in winning the women’s C race. The following week Gross set a new personal best in the 200 metres, running 23.68s in Bulle, Switzerland.

In March 2024, she lowered her 200 metres personal best to 23.16 seconds as she won the NSW State Championship title ahead of Ella Connolly in Sydney. On 23 March 2024, she lowered her 100m personal best to 11.38 seconds at the Sydney Track Classic. She won silver in the 200 metres at the Australian Athletics Championships in Adelaide in April 2024, running 23.39 seconds. On 3 May 2024, she lowered her 200m personal best to 23.15, winning at the Shizuoka International Athletics Meet in Fukuroi, Japan. In June 2024, she lowered her 200m personal best to 22.81 in Sestriere. At the same event she ran a wind-assisted 11.18 for the 100m. In July 2024, she was selected for the 2024 Paris Olympics.

Personal life
Gross attended Geelong Grammar School. Gross is the cousin of triathlete Jo King. Gross also works as a personal trainer at a gym in Melbourne. Her sister Olivia is a pole-vaulter.