Register your interest

Thank you for your interest in joining TwinsUK, the UK’s largest research registry for twins aged 16 and over.

To find out more about joining the TwinsUK registry and what it means to take part in health research, please submit your contact details below and a member of our team will get in touch shortly.

Please note, we will also need to separately register your twin’s interest so please make sure they also fill in this information online.

Your First Name: (required)

Your Last Name: (required)

Your Email Address: (required)

Confirm your Email Address: (required)

Your Mobile Telephone Number:

Your Home Telephone Number:

Preferred method of contact:
EmailMobile NumberHome Number


If you were referred by a twin who already takes part in our research, please complete the details below:

Full name of referring twin:

Town of residence of referring twin: