Written Question·Cabinet Office·UIN 87430

Marriage: Relatives

Tabled: 3 November 2025
Answered: 11 November 2025
Named Day

Question

Mr Richard Holden

Conservative — Basildon and Billericay

To ask the Minister for the Cabinet Office, what information his Department holds on the number of (a) marriages and (b) other unions between (i) first cousins and (ii) closer relatives in each nation of the UK in each year since 1997; and whether the Off

Answer

Josh Simons
The information requested falls under the remit of the UK Statistics Authority. A response to the Hon gentleman’s Parliamentary Question of 3rd October is attached.