Relentless

Family, self-belief and the will to win

De: Ariarne Titmus

Relentless charts the incredible journey of swimming sensation Ariarne Titmus, who created one of the greatest underdog stories in Australian sport as she emerged from Tasmania to dethrone American legend Katie Ledecky.

In this deeply personal memoir, Ariarne opens up for the first time about the medical issues that have impacted her fertility, and her decision to walk away from the sport at just 25 while still on top of the world because of her belief that family triumphs all.

How did a girl from Tasmania decide she wanted to be an Olympic gold medallist swimmer at the age of seven?

Ariarne Titmus' determination saw her family move to Queensland to support this dream. It meant forgoing all the usual things teenagers do to be her best. She and her livewire trainer formed a partnership that captivated the world and smashed records in the pool.

Known as 'the Terminator', Ariarne is renowned for her grit and determination. Overcoming challenges and pressure to be the best, time and time again, has placed Ariarne in a league of her own and made her an inspiration to many.

Then came a bombshell retirement announcement, a carefully considered choice to pursue other goals. In this deeply personal memoir, Ariarne opens up for the first time about the medical issues that have impacted her fertility, and her decision to walk away from the sport at just 25 while still on top of the world because of her belief that family triumphs all. Ariarne might now be facing the biggest fight of her life.©2026 Ariarne Titmus (P)2026 W.F. Howes ltd. and Allen & Unwin