This is a list of transfers for the 2021 Canadian Premier League season.
This list includes all transfers involving Canadian Premier League clubs after their last match of the 2020 Canadian Premier League season and before their last match of the 2021 season.
Clubs without flags are Canadian.
Ryan Telfer is a Trinidadian professional footballer who plays as a winger for Canadian Premier League club HFX Wanderers and the Trinidad and Tobago national team.
The 2020 FC Edmonton season was the club's ninth competitive season as well as their second in the Canadian Premier League. In their previous season, FC Edmonton finished 3rd in the Spring season and 6th in the Fall season, failing to qualify for the finals.
The 2020 Valour FC season was the second season in the club's history, as well as the second season in Canadian Premier League history.
The 2020 Atlético Ottawa season was the first season in the history of Atlético Ottawa.
The 2021 York United FC season was the third season in the club's history and the first as York United.
The 2021 Valour FC season was the third season in the club's history, as well as the third season in Canadian Premier League history.
The 2021 Pacific FC season was the third season in the history of Pacific FC, as well as third in the Canadian Premier League. In addition to the domestic league, the club competed in the Canadian Championship.
The 2021 HFX Wanderers FC season was the third season in the club's history, as well as the third season in Canadian Premier League history.
The 2021 FC Edmonton season was the club's tenth competitive season as well as their third in the Canadian Premier League.
The 2021 Atlético Ottawa season was the second season in the history of Atlético Ottawa. In addition to the Canadian Premier League, the club competed in the Canadian Championship.
The 2021 Forge FC season was the third season in the history of Forge FC. Forge were the defending league champions, having defeated HFX Wanderers FC in the 2020 Canadian Premier League Final. In addition to the domestic league, the club competed in the Canadian Championship and the CONCACAF League.
The 2022 Forge FC season was the fourth season in the history of Forge FC. In addition to the Canadian Premier League, the club competed in the 2022 Canadian Championship and the previously delayed final of the 2020 Canadian Championship.
The 2022 Pacific FC season was the fourth season in the history of Pacific FC. In addition to the Canadian Premier League, the club competed in the Canadian Championship and the CONCACAF League.
The 2022 Valour FC season was the fourth season in the history of Valour FC. In addition to the Canadian Premier League, the club competed in the Canadian Championship.
The 2022 FC Edmonton season was the eleventh and final season in the history of FC Edmonton. In addition to the Canadian Premier League, the club competed in the Canadian Championship. The club was run directly by the CPL as the league searched for a new owner.
Cale Loughrey is a Canadian professional soccer player who plays as a centre-back for the HFX Wanderers of the Canadian Premier League.
The 2023 Atlético Ottawa season was the fourth season in the history of Atlético Ottawa. In addition to the Canadian Premier League, the club will compete in the Canadian Championship. This was the club's second season under head coach Carlos González.