Smith and Rob Woodhouse are the only Australian men to have won an Olympic medal in an individual medley event.

[4][1] In 2022, Smith left his swim club in Nunawading and began training with Michael Bohl at Griffith University.

[1] Smith is a student at La Trobe University, studying a Bachelor of Business in Accounting and Finance.

[2] Smith is a lifesaver at the Half Moon Bay SLSC in Black Rock, Victoria.

[9][10] At the 2020 Summer Olympics in Tokyo, Japan, and held in 2021 due to the COVID-19 pandemic, Smith broke both the Australian and Commonwealth record in the 400 metre individual medley with a time of 4.09.27 in the prelims heats.