Feb 19 Charles de L'Ecluse, Flemish botanist (d. 1609) Apr 12 Marc-Antoine de Muret, French humanist, born in Muret, France (d. 1585) Aug 20 Peter Opmeer, Dutch church historian and humanist (Historia Martyrum) (d. 1595) Nov 1 Catherine Jagellion, Polish princess and queen of Sweden as the wife of John III of Sweden, born in Kraków, Poland (d. 1583) 1525 Famous Birthdays by Year 1527