People Switzerland Johann Franz Landtwing peoplepill id: johann-franz-landtwingJFL 4 views today 7 views this weekJohann Franz LandtwingBiographyListsAlso ViewedThe basicsQuick FactsPlacesSwitzerlandGenderMaleBirth6 July 1671 People who share this birthdayStar signCancer People who share this birthdayDeath4 May 1748 People who died on this dayAge76 yearsListsJohann Franz Landtwing is in following listsBy work and/or countryNotable Swiss peopleGender:Male, Born in:Years 1650 to 1699 comments so far.CommentsJohann Franz Landtwing