• 18 October 2026

  • Portsmouth

    Portsmouth

    • Sponsorship:

      £300
    • Cost: £20

The AJ Bell Great South Run is one of Europe’s most loved road races, offering charity runners the chance to take on a 10-mile challenge along the scenic Portsmouth and Southsea coastline, with inspiring sea views, live music and enthusiastic crowd support lifting you every step of the way.

Charity participants receive tailored support — including fundraising resources, running vests, training guides and motivational encouragement — helping you smash your goals while making a real difference for the families we support. With medals, finisher tees and that unbeatable sense of achievement waiting at the finish, the Great South Run turns every mile you run into meaningful impact.

Why Run for Rainbow Trust?

When you join our team, you’re not just signing up for a race - you’re helping to change lives.

  • Make a real difference – Your fundraising will go directly towards providing vital care and support for seriously ill children and their families.
  • Be part of our community – Join fellow Rainbow Trust runners, wear your vest with pride, and feel the motivation of running for something bigger.
  • Support from start to finish – From the moment you sign up, our events team will be there with training advice, fundraising tips, and encouragement every step of the way.

What You’ll Receive as a Rainbow Trust Runner

  • A free Rainbow Trust running vest to wear on race day
  • A dedicated fundraising pack full of ideas and resources
  • Regular emails to keep you on track with your training and fundraising
  • The knowledge that your miles are making a genuine impact

How to Join Team Rainbow Trust

  1. Complete your sign up on this page
  2. Pledge to raise £300 to support our vital work.
  3. Start training, start fundraising, and get ready to experience one of the most exciting races in the UK.

For more information please contact: [email protected] or 01372 220039.

Please read our Rainbow Trust Sports Events Terms & Conditions before registering your interest.

Sign up for this event

We need this information as some events have minimum age requirements.

Commitment To Fundraising

  1. You agree to fundraise the minimum sponsorship requirement (exclusive of the registration fee or Gift Aid) and will have raised this/have sent to Rainbow Trust with four weeks of the event.
  2. You agree to fundraising 50% of your minimum sponsorship target at least two months prior to the event, if this is not reached Rainbow Trust has the right to withdraw your place and retain your registration fee if they feel that you are not committed to your pledged sponsorship.
  3. If the minimum sponsorship has not been paid four weeks after the event, Rainbow Trust will contact you to arrange payment of the outstanding balance. This may include, extending the fundraising deadline to allow additional time to fundraise or agreeing a payment plan from your personal funds.

Terms & Conditions

  1. If you wish to withdraw within seven days of registration, Rainbow Trust will refund any registration fees processed through our website. This is only valid if you purchase your event place at least 1 week prior to the event console closing, as stated in your booking form. After this time, all registration fees are non-refundable and non transferable.
  2. If you withdraw from the event, you will notify Rainbow Trust, via [email protected]. This should be done before the withdrawal deadline stated on your booking form. If you withdraw after this date Rainbow Trust will be charged for your place and will contact you to cover the cost of the place that is outlined in your booking form.
  3. As stated in the Code of Fundraising Practice, if you withdraw from the event or the event is cancelled, any funds that you have raised will remain with Rainbow Trust unless your sponsors contact Rainbow Trust directly for a refund. This fundraising cannot be carried forward to another event.
  4. If you are unable to take part in your event and withdraw, we do not accept deferrals to the following year.
  5. Photos and videos may be taken by Rainbow Trust during the event that you could feature in. By taking part you consent to these photos/videos being used for future marketing purposes online and in print and to be shared with the team post event. If you do not consent to having your photograph taken, please email [email protected].

Contact Consent

By providing us with your details you agree to be contacted by Rainbow Trust about this event, you also consent to Rainbow Trust sharing your details with the official event organiser to allow you to complete your registration. If you submit photos to Rainbow Trust from your event you consent to them being used for marketing purposes.

We would love to stay in touch to show you how your gift is helping, with news and information on how you can be involved with our vital work. Even if you have ticked these boxes in the past, you need to do it again now to confirm that you would still like to hear from us. If you do not tick the boxes, unfortunately, we cannot keep in touch.

Please choose 1 to 4 options
<p>Hi and thanks for your message. One of the team will get back to you shortly</p>