Rat City Roller Derby is a women's flat-track roller derby league in Seattle, Washington. Founded in 2004 as Rat City Rollergirls, LLC, the league has incorporated alternative cultural influences, and has inspired and mentored other leagues. Rat City is a founding member of the Women's Flat Track Derby Association (WFTDA), and has achieved success on the WFTDA stage, qualifying for WFTDA Playoffs every season, including a second-place finish in the 2007 WFTDA Championships.
The Rose City Rollers is a women's flat track roller derby league based in Portland, Oregon, operating as a 501(c)3 non-profit organization, and is a founding member of the Women's Flat Track Derby Association (WFTDA). Established in 2004, the Rose City Rollers consists of a recreational program, four adult local home teams, and two all-star travel teams that represent the league in competition with others as well as junior skaters on six home teams with a travel team for Rose Petals (7–12) and a travel team for Rosebuds (12–17). Rose City's all-star travel team "Wheels of Justice" won the WFTDA Championships in 2015, 2016, 2018 and 2019.
Santa Cruz Roller Derby (SCRD) is a women's flat track roller derby league in Santa Cruz, California. The first female, amateur flat-track roller derby league in Santa Cruz, SCRD is a member of the Women's Flat Track Derby Association (WFTDA).
Gotham Roller Derby is a flat track roller derby league based in New York City, New York. Founded in late 2003, Gotham is the first flat track roller derby league in the metropolitan New York area and a founding member league of the sport's governing body, the Women's Flat Track Derby Association (WFTDA). Gotham is one of the preeminent leagues in roller derby, having won five WFTDA Championships. Today, the league is composed of four New York City-based teams, three travel teams, a competitive developmental team, a non competitive recreational program and a juniors program for youth.
Charlotte Roller Derby (CLTRD), formerly Charlotte Roller Girls, is a women's flat track roller derby league based in Charlotte, North Carolina, operating as a 501(c)3 non-profit organization. Founded in 2006, Charlotte Roller Derby is a member of the Women's Flat Track Derby Association (WFTDA). Charlotte Roller Derby consists of two travel teams, three local home teams, and one co-ed youth team.
Arizona Roller Derby is Arizona's first all female roller derby league. It was founded in 2003 making it one of the oldest resurgence roller derby leagues in America. Arizona Roller Derby, abbreviated as AZRD, is one of the founding members of the Women's Flat Track Derby Association.
Auld Reekie Roller Derby (ARRD) is a women's flat track roller derby league based in Edinburgh, Scotland. Founded in 2008, ARRD was the first Scottish Women's Flat Track Derby Association (WFTDA) member. The league aims to create teams with the ability to compete locally and internationally at the highest levels.
Sheffield Steel Roller Derby (SSRD) is a flat track roller derby league based in Sheffield, South Yorkshire, England. Founded in August 2008,
Tampa Roller Derby (TRD) is a flat track roller derby league based in the Tampa Bay Area. Founded in 2005, Tampa Roller Derby is a member of the Women's Flat Track Derby Association (WFTDA).
Bay Area Derby, formerly B.ay A.rea D.erby Girls, is a women's flat-track roller derby league based in the San Francisco Bay Area. Bay Area Derby (BAD) was founded in 2004 and is a founding member of the Women's Flat Track Derby Association (WFTDA). BAD is a skater-owned and -operated 501(c)(3) non-profit league. The league is composed of four teams for intra-league play, and an all-star travel team that competes nationally. As of 2016, BAD was ranked in the top 20 overall in WFTDA.
There are over eighty-nine roller derby leagues in Australia. in women's, men's, co-ed and junior categories.
The growing popularity of roller skating in the United States led to the formation of organized multi-day endurance races for cash prizes as early as the mid-1880s. Speed and endurance races continued to be held on both flat and banked tracks in the century's first three decades and spectators enjoyed the spills and falls of the skaters. The term "roller derby" was used to refer to such races by 1922.
Stockholm Roller Derby (STRD) is a women's flat track roller derby league based in Stockholm, Sweden. Founded in 2007, the league currently consists of four teams which compete against teams from other leagues and the league also has their own group of officials.
Gem City Roller Derby (GCRD) is a women's flat track roller derby league based in Dayton, Ohio. Founded in 2006, the league features two teams that compete against teams from other leagues, plus three home league teams that play each other. Gem City is a member of the Women's Flat Track Derby Association (WFTDA).
Sacramento Roller Derby is a women's flat track roller derby league based in Sacramento, California. Originally two separate leagues founded in 2006, Sac City Rollers and Sacred City Derby Girls, who mutually announced a pending merger in late 2017, and then on January 1, 2018, announced a rebrand of the merged organization as Sacramento Roller Derby. Sacramento is a member of the Women's Flat Track Derby Association (WFTDA).
Circle City Roller Derby (CCRD), formerly the Circle City Roller Girls, is a women's flat track roller derby league based in Indianapolis, Indiana. Founded in 2008, the league currently consists of two teams which compete against teams from other leagues. Circle City is a member of the Women's Flat Track Derby Association (WFTDA).
Monterey Bay Roller Derby (MBRD), formerly Monterey Bay Derby Dames, is a women's flat track roller derby league based in Monterey, California. Founded in 2010, the league consists of two teams which compete against teams from other leagues, and the league is a member of the Women's Flat Track Derby Association (WFTDA).
Wollongong Illawarra Roller Derby (WIRD) is a women's flat track roller derby league based in New South Wales, Australia. Founded by the referee Sintax in January 2009, it consisted of two home teams, the Vipers and Vixens, plus a mixed travel team. From January 2013 the league pared back to two teams, an A- and B-level travel team known as the Steel City Derby Dolls.
Lansing Roller Derby (LRD) is a flat track roller derby league based in Lansing, Michigan. It was formed in 2021 by the merger of two Lansing area leagues, the Lansing Derby Vixens, and East Lansing Roller Derby. The Lansing Derby Vixens were formerly a member of the Women's Flat Track Derby Association (WFTDA).
