John Albert I
John Albert I, in older literature known as John or Johann, was the reigning duke of Mecklenburg-Güstrow from 1547 to 1556 and of Mecklenburg-Schwerin from 1556 to 1576. In 1549 John Albert I saw to it that the parliament of Mecklenburg carried through the Reformation for the entire duchy.
23 December 1525
Born on the same birth day (23 December): Abraham Chebii • Andres Alver • Anna Maria Perez de Tagle • Christian Potenza • Dan Bigras • December 23 • Edita Gruberová • Edward Blyth • Harry Shearer • Jim Ferguson • Joan Severance • Mallory Hagan • Mamnoon Hussain • Manuel Rivera-Ortiz • Maruyama Gondazaemon • Micheline Ostermeyer • Otto Soglow • Ronnie Schell • Stephen Timoshenko • Susan Lucci
Born in the same month (December 1525): Tadeáš Hájek