PTEN UK and Ireland Patient Group(Registration Number : 1172205)•

Cardiff Half Marathon

Date: 05th Oct 2025

Minimum Age: 17

CF10 3RB

The Cardiff Half Marathon has grown into one of the largest and most exciting road races in Europe. It is Wales’ largest mass-participation and multi-charity fundraising event and the second largest half in the UK. Its flat, fast course passes all the city’s most breath-taking scenery and iconic landmarks including Cardiff Castle, the Principality Stadium, Civic Centre and stunning Cardiff Bay. Thousands of spectators turn out to cheer on the runners in a city renowned for its sporting passion.

Play Video
Cardiff Half Marathon

The patient group’s purpose is to improve the lives of patients, parents and carers of all ages, in the United Kingdom and Ireland, who are affected by PTEN genetic alterations, PTEN Hamartoma Tumour Syndrome (PHTS), Cowden Syndrome (CS), or Bannayan-Riley-Ruvalcaba Syndrome (BRRS) through better patient support, increased awareness, more accurate and accessible information, earlier diagnosis and intervention, greater research into treatment and prevention, and improved coordination of care.

Register for Cardiff Half Marathon

You agree to raising £300.00 and will be charged £31.20 (£30.00 + Booking Fee) for your place.

Full Name *

Email Address *

Contact Number *

Post Code *

Date of Birth *

Gender *

Credit/Debit Cardholder Name *

Credit/Debit Card Details *

Total Cost

You will be charged £31.20 (£30.00 + Booking Fee) for your place
Only click on the Register button once.
Do not exit this page until the transaction completes OR you are redirected to another page.