page_title: 1633
section_title: Births
hierarchical_section_title: 1633 / Births
caption_attribution_description: English: Alessandro Marchetti (mathematician) (1633 - 1714)
context_page_description: 1633 was a common year starting on Saturday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1633rd year of the Common Era and Anno Domini designations, the 633rd year of the 2nd millennium, the 33rd year of the 17th century, and the 4th year of the 1630s decade. As of the start of 1633, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.
caption: Alessandro Marchetti
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