Andy Donaldson: Marathon Swimming’s Purpose-Driven Legend

Born in Scotland and now based in Australia, Donaldson has combined extraordinary endurance challenges with a powerful mission: to raise awareness for mental health, protect the ocean, and use his platform to inspire others.

From Competitive Pool to Ocean Champion

Andy Donaldson’s journey began in the more controlled world of pool swimming. He trained as a pool swimmer, with aspirations for major competitions, but life took him on a different route. After moving to Perth, Western Australia, he discovered his love for open-water swimming.

His big break came during the COVID-19 pandemic, when swimming along the coast reignited his passion.  What started as a return to fitness and community became a full-blown commitment to ultra-distance swimming — a domain where mental resilience matters just as much as physical strength.

Record-Breaking Feats: Oceans Seven & Beyond

One of Andy’s most audacious goals was to complete the Oceans Seven — a set of seven of the toughest open-water channel swims in the world — over the course of one year.  In August 2022, he began this challenge. Several months later, he not only completed all seven swims, but set multiple world records, including finishing the entire challenge in 355 days, and for the fastest cumulative swim time with 63 hours and 2 minutes.

That campaign included landmark swims like the English Channel (where he set a new British record) and other brutal crossings such as the North Channel (North Channel – from Ireland to Scotland, all swam without wetsuits).

In 2024, Donaldson added another title to his name by breaking the world record for the Manhattan Island swim, completing the 45.9 km circuit in 5 hours, 41 minutes, and 48 seconds. He also holds the fastest crossing of New Zealand’s Cook Strait, a notoriously challenging stretch of water.

More Than Records: A Mission for Mental Health

What truly sets Andy Donaldson apart is why he swims.

His ultra-distance challenges are deeply rooted in mental health advocacy. Donaldson has spoken publicly about his own struggles with depression, burnout, and a loss of purpose.  These personal experiences fuel his charity work.

When he set out to complete the Oceans Seven in under a year, he partnered with the Black Dog Institute — a mental health research charity. He has said that bringing attention to mental health during his toughest swims gives him a reason bigger than any personal achievement.

In another powerful example, he completed a 33 km swim from Rottnest Island to Elizabeth Quay in Western Australia, raising over A$30,000 for youth mental health research at the Perron Institute.  Youth mental illness is a major issue — Donaldson has used his platform not just to raise money, but to show that sport and endurance can bring people together in healing, not just in competition.

Advocacy for Our Oceans

His commitment doesn’t stop at mental health — Andy is also a vocal advocate for ocean health. As someone who spends countless hours in natural waters, he’s seen firsthand how fragile and vital aquatic ecosystems are.

Through his swims, Donaldson aims to draw attention to water quality, pollution, and the need for sustainable interaction with the sea. He uses his global platform to amplify environmental causes and encourage collective action — his swims are as much about shouting for change as they are about covering distance

A great example of his work is his 220km world first circumnavigation of Maui as part of Epic Swim Maui in 2024, an official UN Ocean’s Decade initiative.

A Model of Resilience & Community

Donaldson’s story is one of reinvention. After a period of burnout, he left the corporate world and took time to travel, regroup, and rediscover what swimming meant to him. His comeback is not just an athletic journey, but a deeply human one: he rebuilt his identity, community, and purpose through water.

He also co-founded Swimclan, a group that helps adults learn to swim, improve their health, and connect with others through open-water swimming. For Andy, swimming isn’t just about breaking records — it’s about building community, sharing stories, and supporting each other.

Legacy: Inspiring More Than Swimmers

Andy Donaldson’s legacy is not simply his world records or his accolades. It’s his ability to turn personal hardship into public good — and to make his swimming a force for change.

He shows the world that endurance sport can be a vehicle for social impact; that exhaustion and struggle can be channels for communication, not just competition. By doing the Oceans Seven, by breaking records, by swimming from island to shore, he is also walking — or swimming — a path toward hope, empathy and connection.

He has said he isn’t done yet. Future plans include more extreme swims and “purpose-led challenges” that combine his love for the water with his desire to champion causes.

Final Thoughts

In Andy Donaldson, we don’t just see a marathon swimmer — we see a man who carries his mission in every stroke. His performances are awe-inspiring, but his purpose is what makes his story vital.

He proves that sport can be more than self-glory. It can be a platform for empathy. A way to heal. A way to challenge not just physical limits, but mental stigma. And that makes every swim, every record, and every mile more than just a race: it’s a conversation, a campaign, and a call to action.

Andy Donaldson reminds us that the deepest distances we cover might not just be measured in kilometers — but in courage, compassion, and community.

LET’S TALK! If you are a brand or the media and want to work with Andy please emailmark@athletemedia.co.uk or call +44 7952 304340.