People United Kingdom John Spencer peoplepill id: john-spencer-6JS 1 views today 3 views this weekEnglish ironmasterJohn SpencerBiographyListsAlso ViewedListsJohn Spencer is in following listsBy work and/or countryNotable English IronmastersGender:Male, Born in:Years 1650 to 1699Notable British IronmastersGender:Male, Born in:Years 1650 to 1699Notable British IronmastersGender:Male, Born in:Years 1650 to 1699From our partnersSponsoredJohn Spencer