Jimmy Theo Simpson, 87, of Lewisville, Texas  passed  away  Wednesday,  January  15, 2020. A graveside service was held at Nocona Cemetery in Nocona, Texas. Jimmy  was  born  August  5,  1932,  in  Nocona,   Texas   to   William   and   Cordie   Simpson.   He   graduated   from   Nocona   High  School  in  1949.  After  high  school,  he worked for the Nocona Boot Company from 1950 to 1951. He proudly served in the United States Navy from 1951 - 1955. Jimmy graduated from Texas Tech University with  a  Bachelors  Degree  in  Agricultural  Education  in  1960.  He  married Waunzita Lambert on December 6, 1964 in Nocona, Texas. They were actively involved in the First United Methodist Church of  Lewisville.  They  enjoyed  attending  many  church  activities  as  well  as  square  dancing.  Jimmy  was  an  avid  horticulturalist.  He  worked  as  a  grounds  supervisor  for  many  years  at  Southern  Methodist University.    Jimmy is preceded in death by his wife, Waunzita Simpson; his parents,  William  and  Cordie  Simpson;  a  brother,  Billy  Simpson;  and his sister, Dephenia Meier.    Jimmy is survived by his brother, Robert Simpson, of Nocona, Texas; several nieces and nephews, and numerous great and great-great nieces and nephews.