The United Kingdom Roller Derby Association (UKRDA) is the National Association for roller derby

Roller derby

Roller derby is a contact sport played by two teams of five members roller skating in the same direction around a track. Game play consists of a series of short matchups in which both teams designate a scoring player who scores points by lapping members of the opposing team...

 in the UK. The association was formed in 2010 with 15 member leagues, and was recognized by the British Roller Sports Federation

British Roller Sports Federation

This organisation is the national governing body for roller sports in the country. British Roller Sports Federation-See also:* International Roller Sports Federation*International Roller Sports Federation - Inline* Roller derby in the United Kingdom...

 soon after.

The UKRDA requires all members to play by Women's Flat Track Derby Association

Women's Flat Track Derby Association

The Women's Flat Track Derby Association is an association of women's flat track roller derby leagues in the United States. The organization was founded in April 2004 as the United Leagues Coalition but was renamed in November 2005. It is registered in Raleigh, North Carolina as a 501 business...

(WFTDA) rules, and several of its members are also WFTDA members. Unlike the WFTDA, it will admit men's and mixed leagues.