Rachel Lewis
$477
Ethan Lewis
$106
Zach Lewis
$132
Kimberley Lilischkis
Adeline Lim
$238
Faraz Lutfi
$88
Jaime Macedo
Catherine Mackay
$11
Phil Maddren
$37
Luke Mannix
James Mathews
Natalie Miles
$50
Adrian Neylan
$163
Carly Neylan
Diana Nielson
Pavel Novota
Oula Olsen
John Ottaway
Emma Peacock
$336
Andrew Richards
$269
The Kosi Challenge is Rare Cancers Australia’s (RCA) major fundraising event. 2025 marks the 13th year of the Rare Cancers Australia, Kosi Challenge.
Your donation will change lives. It will help patients of today. All donations over $2.00 are tax-deductible.
Get in touch
If you have any questions about the Kosi Challenge or RCA, please contact us.
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