Adriana makes the switch to the North West from West Ham United, where she spent three-and-a-half seasons with the East London side, making 59 appearances and scoring 13 goals. The versatile forward has 81 senior caps for Canada and was a key part of the Olympic Gold-winning team at the Tokyo 2020 Summer Olympic Games.
To date, Adriana has 23 international goals and sits in the top 10 of Canada's all-time leading goalscorers.
On signing, Adriana said: “I couldn’t be more thrilled and honoured to join this historic football club. To be the first Canadian female player to play for Manchester United fills me with immense pride and excitement.