Alan John Simpson (born 20 September 1948) is a British former Labour Party politician who was the Member of Parliament (MP) for Nottingham South from 1992 to 2010. Wikipedia
Alan Kooi Simpson (born September 2, 1931) is an American politician and member of the Republican Party, who represented Wyoming in the United States Senate between 1979 and 1997. Simpson was the Republican whip in the U.S. Senate from 1985 to 1995, as majority whip from 1985 to 1987 and minority whip from 1987 to 1995. He also served as co-chair of the National Commission on Fiscal Responsibility and Reform with Democratic Party co-chair Erskine Bowles of North Carolina. Wikipedia