Calvin John

Cal·vin

 (kăl′vĭn), John 1509-1564.
French-born Swiss Protestant theologian who broke with the Roman Catholic Church (1533) and set forth the tenets of his theology, known today as Calvinism, in Institutes of the Christian Religion (1536).
References in periodicals archive ?
5 times than when someone buys it straight from the site, says Calvin John, VP, marketing, Caratlane.
Calvin John Roberts, 18, knifed Andrew Traenor, 38, in the neck in a drunken rage.