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Browse all individuals and teams below

Una O'Halloran

Sligo

Raised so far:

€110

Tanya O'Hanlon

2025 Kilternan

Raised so far:

€320

Catherine O'Hare

Dundalk

Gillian O'Keeffe

Kilkenny

Team underdogs

East Cork

Cliona O'Leary

Wexford

Raised so far:

€290

Barry O'Loughlin

Clare

Raised so far:

€70

Martina O'Loughlin

Clare

Dan O'Mahony

UCD

Denis O'Mahony

Kerry

Raised so far:

€720

Martina O'Malley

Mayo

Raised so far:

€160

Cormac O'Neill

UCD

Raised so far:

€110

Aoife O'Regan

UCD

Raised so far:

€17

Claudia O'Regan

UCD

Raised so far:

€40

Brendan O'Regan

Kerry

Raised so far:

€30

Ricella O'Reill

Westmeath

Raised so far:

€50

corey O'Reilly

UCD

Enda O'Rourke

2025 Kilternan

Raised so far:

€1,280

Mary O'Shea

Clare

Raised so far:

€20

Chris O'Sullivan

Trinity College

Raised so far:

€210

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About

We are a community of patients, survivors, volunteers, supporters, health and social care professionals and researchers. Together we are transforming the experiences and outcomes of people affected by cancer through our advocacy, support services and research.