Old English (450 - 1100 AD): During the 5th Century AD three Germanic tribes (Saxons, Angles, and Jutes) came to the British Isles from various parts of northwest Germany as well as Denmark. These tribes were warlike and pushed out most of the original, Celtic-speaking inhabitants from England into Scotland, Wales, and Cornwall. One group migrated to the Brittany Coast of France where their descendants still speak the Celtic Language of Breton today.
Through the years, the Saxons, Angles and Jutes mixed their different Germanic dialects. This group of dialects forms what linguists refer to as Old English or Anglo-Saxon. The word "English" was in Old English "Englisc", and that comes from the name of the Angles. The Angles were named from Engle, their land of origin.