This documents the records and playoff results of seasons completed by the original-era Ottawa Senators ice hockey club, officially known as the Ottawa Hockey Club from the period of 1883 until 1934.
In 1934, the NHL franchise and players moved to St. Louis, Missouri and the organization started operating a Senators club in senior amateur and semi-professional hockey.
In the 1889 and 1890 seasons, after the opening of the new Rideau Skating Rink, Ottawa played only exhibitions games against AHAC opponents.
Ottawa Hockey Club joined the FAHL in 1903–04 but did not play in the regular season.
A series was arranged against the Montreal Wanderers for the Stanley Cup and the FAHL title.