AD 1000

1000 (M) was a leap year starting on Monday of the Julian calendar, the 1000th year of the Common Era (CE) and Anno Domini (AD) designations, the 1000th and last year of the 1st millennium, the 100th and last year of the 10th century, and the 1st year of the 1000s decade. As of the start of 1000, the Gregorian calendar was 5 days ahead of the Julian calendar, which was the dominant calendar of the time. ^{Robert I, duke of Normandy (d. 1035)}

22 June 1000

Born on the same birth day (22 June): Chris Blackwell • Christine Orengo • Dan Brown • Henri Tajfel • John Hunt, Baron Hunt • John Perdue • José Giovanni • Konrad Zuse • Sir John Gell, 1st Baronet • Ľubomír Moravčík