People John Grattan Guinness peoplepill id: john-grattan-guinnessJGG 1 views today 1 views this week(1783-1850)John Grattan GuinnessBiographyAlso ViewedThe basicsQuick FactsIntro(1783-1850)GenderMaleBirth1783Death1850Age67 yearsFamilyMother:Olivia WhitmoreFather:Arthur GuinnessChildren:Dr. Arthur Guinness unknown Guinness Henry Grattan GuinnessListsJohn Grattan Guinness is in following lists comments so far.CommentsJohn Grattan Guinness
