Hammer City Roller Derby

Identity area

Type of entity

Corporate body

Authorized form of name

Hammer City Roller Derby

Parallel form(s) of name

  • Hammer City Roller Girls

Standardized form(s) of name according to other rules

Other form(s) of name

Identifiers for corporate bodies

Description area

Dates of existence



Founded in January 2006 as the Hammer City Roller Girls, this league was are the first not-for-profit, skater operated, flat track roller derby league in Canada. On July 22, 2006, in Burlington’s Central Arena, the league was founded by Lasha “Whiplasha” Laskowsky and a group of skaters where they held the first modern public roller derby bout in Canada. Hammer City has established itself as a competitive, hard-hitting league. The roller derby season is annually from March to June.


Hamilton, Ontario, Canada

Legal status

Functions, occupations and activities

Roller derby league, fundraise for local community causes

Mandates/sources of authority

The Hammercity Roller Derby is the second international member of the Women’s Flat Track Derby Association (WFTDA), the international governing body of the sport. As a WFTDA league, Hammer City helps shape the continued growth and development of roller derby.

Internal structures/genealogy

The Hammercity Roller Derby consists of the Hammer City Eh! Team and the Hammer City Dundurn Hassle, both of whom compete against other leagues in Canada and internationally. A junior derby program was established in spring 2017.

General context

Relationships area

Control area

Authority record identifier

Institution identifier

Rules and/or conventions used



Level of detail


Dates of creation, revision and deletion




Maintenance notes