Marie Casimire Sobieska

Marie Casimire Louise de La Grange d'Arquien, known also by the diminutive form "Marysieńka", was a French noblewoman who became the queen consort of Poland and grand duchess consort of Lithuania from 1674 to 1696 by her marriage to King and Grand Duke John III Sobieski of the Polish–Lithuanian Commonwealth. She had great influence upon the affairs of state with the approval of her spouse, and acted in effect as regent during his absence.

28 June 1641

Born on the same birth day (28 June): Carl Friedrich von Weizsäcker • Deborah Moggach • F. Sherwood Rowland • Georges Wolinski • Harun Tekin • Kalevi Keihänen • Lorenzo Amoruso • Lucien Victor • Mick Cronin (rugby league) • Ngô Bảo Châu • Oscar Hiljemark • Philip Howard, 13th Earl of Arundel

Born in the same month (June 1641): Meinhardt Schomberg, 3rd Duke of Schomberg