The Sealyham Terrier's Origins and History Source: Wikipedia, www.dogbreedinfo.com/sealyhamterrier.htm, members.aol.com/SealyTrail/sealyham3.html Country/Region of Origin: Wales Original purpose: hunting Name: named after Sealyham Manor of Capt. Edwards in Pembrokeshire, Wales Historical notes: Sealyham Terrier dogs were first bred by Capt. John Edwards to accompany Otterhounds and pin down game. They were recognized as a breed in 1910. They are found mainly in England and South Africa today.