Dalembert was born in Port-au-Prince, Haiti and lived there for fourteen years before moving to Montreal, where he attended Lucien-Pagé (High School).

[4] On June 25, 2014, Dalembert, along with Shane Larkin, Wayne Ellington, José Calderón and two 2014 second-round picks, was traded to the New York Knicks in exchange for Tyson Chandler and Raymond Felton.

[10] He made his national team debut during the 2007 FIBA Americas Championship, leading the tournament with 2.4 blocks per game.

[11] He also participated in Canada's pre-Olympic qualifying training camp, taking part in games in both Toronto and Hamilton during the 2008 Jack Donohue International Classic, with wins over both Lebanon and New Zealand.

However, Dalembert was later dismissed from the team during the World Olympic Qualifying Tournament due to a rift between him and coach Leo Rautins.