Brennan (6’1”, 214 lbs., 4/3/89) joins the Sabres on his first career recall. In his third professional season, Brennan has played 16 games with Rochester, compiling six points (2+4) and eight penalty minutes. In 2010-11, he ranked second among Portland Pirates (AHL) defensemen with 39 points (15+24) in 72 games.
In 153 career AHL games, Brennan has totaled 68 points (23+45) and 121 penalty minutes. He was selected by the Sabres in the second round (31st overall) of the 2007 NHL Entry Draft.