Matthew Walker Smaby is an American former professional ice hockey defenseman. He last played with EHC Red Bull München of the Deutsche Eishockey Liga (DEL). As of 2021, he is the head coach of the Waterloo Black Hawks, a Tier I junior team in the United States Hockey League.

The 2005–06 NCAA Division I men's ice hockey season began on October 7, 2005 and concluded with the 2006 NCAA Division I men's ice hockey tournament's championship game on April 8, 2006 at the Bradley Center in Milwaukee, Wisconsin. This was the 59th season in which an NCAA ice hockey championship was held and is the 112th year overall where an NCAA school fielded a team.