bacheEtymology* As an English and German surname, spelling variant of Bach. * As a German and French surname, from a pet form of Bartholomaeus. * Americanized from the Norwegian and Danish surname Bakke.bache means A surname. Lexicurio rates it Rare gem — a strength score of 82 out of 100.nameA surname.A suburb of Chester, Cheshire West and Chester borough, Cheshire, England (OS grid ref SJ4068).nounThe dale of a stream or rivulet.