A Scottish surname, Cochran, refers to a red brook. Variations in spelling Cochran include Cockram, Colqueran, Cockren, Cocrane, Cochren, Cochrane, Cocran, Coueran and Coughran. In Scotland most with the Cochran surname live in Renfrewshire, with additional in Lanarkshire, Stirlingshire, Argyll, Kirkcudbrightshire and Forfarshire. Many also live in the western lowlands of Scotland. Primarily in Lancashire and Cheshire is where most with the Cochran surname live in England. In the United States Cochran families are mostly in Ohio, Pennsylvania, Georgia, Illinois, New York, Kentucky, Texas, California, Washington and Iowa. Famous: Charles B. Cochran (English actor of the theater), Anita Cochran (singer), Jacqueline Cochran (pioneer female aviator and helped form the Women’s Auxiliary Army Corps), Stephen Cochran (singer and songwriter), William Gemmell Cochran (developer of the Cochran Test - analysis of two-way randomized block designs) and William F. Cochran (owner of Alexander Smith & Sons Carpet Mills).