- Jan 17 Antonio Pace, Italian madrigal composer and music publisher, born in Naples, Kingdom of Naples (d. 1581)
- Mar 2 Thomas Bodley, English diplomat and scholar (founder of the Bodleian Library), born in Exeter, England (d. 1612)
- Apr 13 Elisabeth of Valois, daughter of King Henry II of France and 3rd wife of Philip II of Spain, born in Fontainbleau, France (d. 1568)
- Apr 28 Yi Sun-sin, Korean Naval Commander, born in Hanseong, South Korea (d. 1598)
- May 1 Franciscus Junius, French-Dutch calvinist theologist and vicar, born in Bourges, France (d. 1602)
- Jul 8 Don Carlos, Prince of Asturias, son of Spanish King Philip II, born in Valladolid, Spain (d. 1568)
- Aug 1 Andrew Melville, Scottish theologian and religious reformer, born in Baldovie, Angus, Scotland (d. 1622)
- Aug 27 Alessandro Farnese, Duke of Parma and Italian diplomat, born in Rome (d. 1592)
- Aug 27 Alexander Farnese, Italian nobleman, mercenary, Governor of Spanish Netherlands (1578-92), and Duke of Parma (1586-92), born in Rome. Papal States (d. 1592)
- Oct 19 Giovanale Ancina, Italian priest and composer, born in Fossano, Duchy of Savoy (d. 1604)
- Dec 5 Janus Dousa [Johan van de Does], Dutch politician and poet, born in Noordwijk, Netherlands (d. 1604)
- Dec 7 Henry Stuart, Lord Darnley, King consort of Mary, Queen of Scots, born in Temple Newsam, Yorkshire, England (d. 1567)