death_date death_place birth_place networth name birth_date known_for spouse image article_title birth_name alma_mater
19 april 2007 bentonville , arkansas , u.s. claremore , oklahoma , u.s. us helen walton 3 december 1919 walton family fortune sam -rrb- walton -lrb- 1943 -- 1992 , his death helenwalton.jpg helen walton
 helen robson kemper university of oklahoma
helen walton

helen robson kemper walton -lrb- december 3 , 1919 -- april 19 , 2007 -rrb- was the wife of wal-mart and sam 's club founder sam walton .
at one point in her life , she was the richest american and the eleventh-richest woman in the world .
