The 1921–22 Ottawa Senators season was the club's 37th season of play, fifth season in the NHL, and they were coming off back-to-back Stanley Cup Championship seasons, winning in 1920 and 1921. The Senators would finish in first place in the standings, but lost in the playoff to the Toronto St. Pats.

Regular season

Punch Broadbent emerged as the offensive leader for the Senators, leading the NHL in goals (32) and points (46). He scored in an NHL record 16 straight games. Teammate Cy Denneny finished in 2nd in NHL scoring with 39 points, and 3rd in goals at 27. On February 1, former Senators player Sprague Cleghorn, then on the Montreal Canadiens, cut Senators players Eddie Gerard and Cy Denneny, while taking a charge at Frank Nighbor. All 3 players missed 2 games due to the injuries they occurred, while Cleghorn was given a match penalty and fined $15 by the league. Clint Benedict once again had a great season, winning an NHL best 14 games, while leading the league with a 3.34 GAA. On February 11, 1922, the Senators and the Toronto St. Pats made NHL history, as the teams played to a 4–4 draw, the first time in NHL history that a game ended in a tie.

December

Ottawa earned a record of 4-1-0 during December, getting eight points. The Senators sat in first place in the NHL, two points ahead of the second place St. Patricks.

January

The Sens had a record of 6-2-0 in the month of January. Overall, the Senators had a 10-3-0 record, earning 20 points on the season, and in first place in the NHL. They were six points ahead of the second place St. Patricks.

February

The team finished February with a 4-2-2 record in eight games. The Senators overall win–loss record was 14-5-2, earning 30 points and clinching first place in the NHL.

March

Ottawa had a 0-3-0 record in March. Overall, the club finished with the best record in the NHL, with a 14-8-2 record.

Final standings

Record vs. opponents

Schedule and results

Playoffs

The Senators would once again play for the O'Brien Cup, where they would face the Toronto St. Patricks in a two game total goal series.

Playing stats

Scoring leaders

Goaltending

Transactions

The Senators were involved in the following transactions during the 1921–22 season.

Trades

Free agents