High Quality Content by WIKIPEDIA articles! The London Rollergirls (LRG) is an all-women flat track roller derby league and not-for-profit organisation based in London, England. Founded in April 2006, the London Rollergirls is the oldest all-female roller derby league in the United Kingdom. The skater-owned and run league includes goals of promoting athleticism, charity, teamwork and confidence in women and aims to represent the diverse London area in regard to body shape, occupations, sexual orientation, race and nationality. The London Rollergirls play by the rules of the Women`s Flat Track Derby Association (WFTDA).