The Mad Hatters were a member of the Eastern Professional Hockey League.

The Mad Hatters name refers to Danbury's nickname as the "Hat City."

The "mad" was added to the nickname to differentiate the team from the athletic teams of Danbury High School, and also as a reference to the common colloquial expression, "mad like a hatter.

On June 10, 2008, the team announced that former Danbury Trashers defenceman Dave MacIssac would be the head coach of the Mad Hatters.

[2] The Danbury Mad Hatters were founded in 2008 as an Eastern Professional Hockey League expansion team.