Joachim II Hector, Elector of Brandenburg (born 1505)

Joachim II was a Prince-elector of the Margraviate of Brandenburg (1535–1571), the sixth member of the House of Hohenzollern. Joachim II was the eldest son of Joachim I Nestor, Elector of Brandenburg and his wife Elizabeth of Denmark, Norway, and Sweden. He received the cognomen Hector after the Trojan prince and warrior for his athel qualities and prowess.

January 3 is the third day of the year in the Gregorian calendar; 362 days remain until the end of the year.