1629

1629 (MDCXXIX) was a common year starting on Monday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1629th year of the Common Era (CE) and Anno Domini (AD) designations, the 629th year of the 2nd millennium, the 29th year of the 17th century, and the 10th and last year of the 1620s decade. As of the start of 1629, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.