This interesting name is of Anglo-Saxon origin, and is a topographical surname denoting residence in a dell or hollow, or a broad valley. The derivation of the name is from the Old English pre 7th Century "bothm, botm", bottom, dell, lowest part of a valley, as found in numerous placenames in the northern counties of England, such as "Bothamsall" in Nottinghamshire, which derives from "bothm" valley, and "scylf", slope, bank. The modern surname can be found in a variety of forms; Bottom(s), Bottam(s), Botham(s) and Bottome. One, Elizabeth Botham was married to John Walker on April 10th 1670, at Lancaster, John Botham was christened on March 10th 1692. The first recorded spelling of the family name is shown to be that of Dowe de Bothemes, witness, which was dated 1246, The Lancashire Assize Rolls, during the reign of King Henry III, "The Frenchman", 1216 - 1272. Surnames became necessary when governments introduced personal taxation. In England this was known as Poll Tax. Throughout the centuries, surnames in every country have continued to "develop" often leading to astonishing variants of the original spelling.