Lewis William Killcross Booth CBE (born 7 November 1948) is a British accountant and business executive. He is currently on the board of directors for Rolls Royce, for Mondelez International, Inc, and Gentherm Inc. He previously had a 34-year career at Ford Motor Company where he rose to the rank of Executive Vice-President and Chief Financial Officer, responsible for Ford's financial operations, including the Controller's Office, Treasury and Investor Relations, a position he held from November 2008 until April 2012.