Howard Mullen was born March 12th, 1943 in Sheboygan, Wisconsin to Abraham and Leah Mullen. To his friends he was known as Duff. Duff attended Shorewood High School in Wisconsin where he played football and was named ""Letterman of the Week"". He attended Miami University of Ohio. Duff earned his B.A. in History and was a member of Sigma Alpha Epsilon. Later in his life, Duff received his J.D. from University of Denver School of Law and graduated as a member of The Order of St. Ives. Prior to law school Duff worked many interesting jobs including grill man, park ranger, and server (he once waited on Cassius Clay). After law school Duff worked as an Assistant District Attorney under Dale Tooley. He later switched from criminal law to civil law and soon started his own practice. Duff was an avid skier until he discovered golf. Anyone who knew Duff knew he was an fanatical golfer. He loved sports and was especially found of watching the Green Bay Packers. He was an extraordinary family man. Duff was devoted to his wife and lived for his children. His sense of humor and bright smile endeared Duff to all he met. Duff is survived by his wife, Mary Ann and his children Andrew, Shannon and Katie. Please share your memories of Duff and condolences with his family by selecting the ""sign guestbook"" button below.