People United States of America Gregory Stapp peoplepill id: gregory-stappGS 7 views today 8 views this weekAmerican opera singerGregory StappBiographyListsAlso ViewedListsGregory Stapp is in following listsBy field of workNotable American musiciansGender:MaleBy work and/or countryNotable American SingersGender:MaleNotable American Opera singersGender:MaleFrom our partnersSponsoredGregory Stapp