The Ottawa Curling Club is an historic curling club located on O'Connor Street in the Centretown neighbourhood of Ottawa, Ontario, Canada. It is the oldest curling club in Ottawa, established in 1851 by as the Bytown Curling Club. The Club first played on the Rideau Canal until 1858. It subsequently moved to different locations around the city until finally settling at its current location on O'Connor in 1916. In 1931 the club was expanded to the current capacity of 5 curling sheets. Artificial ice was also installed at that time.