This is a list of notable roller derby leagues, and may include those that are no longer in existence. Existence dates, where known, are included to provide a timeline charting the sport's growth cycles. The list may currently make distinctions according to each organization's professional/amateur business structure and active/defunct status, and is subdivided by gender (female or male-only, or co-ed) and age (adult versus junior). Within each subcategory, leagues are then listed according to region, by country and city. Countries with larger numbers of leagues, such as the United States and Canada, are further subdivided by state and province. Women's leagues All are flat track unless otherwise indicated. Argentina Buenos Aires – 2x4 Roller Derby Australia Australian Capital Territory Canberra – Canberra Roller Derby League Canberra – Varsity Derby League New South Wales Newcastle – Newcastle Roller Derby League Sydney – Sydney Roller Derby League Wollongong/Illawarra – Wollongong Illawarra Roller Derby Queensland Brisbane – Brisbane City Rollers Brisbane – Northern Brisbane Rollers Brisbane – Sun State Roller Derby South Australia Adelaide – Adelaide Roller Derby Tasmania Hobart – Convict City Roller Derby League Victoria Ballarat – Ballarat Roller Derby League Geelong – Geelong Roller Derby League Melbourne – South Sea Roller Derby Melbourne – Victorian Roller Derby League Western Australia Perth – Perth Roller Derby Perth – Western Australia Roller Derby Belgium Antwerp – One Love Roller Dolls Ghent – Go-Go Gent Roller Derby Namur – Namur Roller Girls Canada Alberta Calgary – Calgary Roller Derby Edmonton – E-Ville Roller Derby Edmonton – Oil City Roller Derby British Columbia Vancouver – Terminal City Roller Derby Victoria – Eves of Destruction West Kootenays – West Kootenay Roller Derby New Brunswick Moncton – Muddy River Rollers Saint John – Fog City Rollers Nova Scotia Halifax – Anchor City Rollers Ontario Alliston – Renegade Derby Dames Guelph – Royal City Roller Derby Hamilton – Hammer City Roller Derby Kitchener – Waterloo Area – Tri-City Roller Derby London – Forest City Roller Derby Ottawa – Ottawa Valley Roller Derby Toronto – Hogtown Roller Derby Toronto – Toronto Roller Derby Windsor – Windsor Roller Derby Woodstock – Woodstock Roller Derby Quebec Montreal – Montreal Roller Derby Colombia Bogotá – Rock and Roller Queens Denmark Copenhagen – Copenhagen Roller Derby Finland Helsinki – Helsinki Roller Derby Helsinki – Kallio Rolling Rainbow France Bordeaux – Roller Derby Bordeaux Nantes – Nantes Roller Derby Paris – Paris Roller