The Glen of Imaal Terrier is a breed of dog of the terrier category and one of four Irish terrier breeds. It is sometimes called the Irish Glen of Imaal Terrier or the Wicklow Terrier. It originates in the Glen of Imaal in County Wicklow Ireland. The breed was recognized first by the Irish Kennel Club in 1934 and most recently by the American Kennel Club in 2004.