1583

Calendar year

1583 (MDLXXXIII) was a common year starting on Saturday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1583rd year of the Common Era (CE) and Anno Domini (AD) designations, the 583rd year of the 2nd millennium, the 83rd year of the 16th century, and the 4th year of the 1580s decade. As of the start of 1583, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

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