1640

Millennium:	2nd millennium
Centuries:	16th century – 17th century – 18th century
Decades:	1610s  1620s  1630s  – 1640s –  1650s  1660s  1670s
Years:	1637 1638 1639 – 1640 – 1641 1642 1643

1640 Media

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  Philippe de La Hire (1640-1719), French mathematician and astronomer.

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  • Portrait of Bernard Lamy (1640-1715), French Oratorian mathematician and theologian
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  Pieter Cornelisz van Slingelandt

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  George Hooper

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  • Copper engraving, portrait of Philip Massinger (1583–1640)
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  SirPeterPaulRubensPortraitoftheArtistGoogleArtProject

1640 (MDCXL) was a leap year starting on Sunday of the Gregorian calendar and a leap year starting on Wednesday of the Julian calendar, the 1640th year of the Common Era (CE) and Anno Domini (AD) designations, the 640th year of the 2nd millennium, the 40th year of the 17th century, and the 1st year of the 1640s decade. As of the start of 1640, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.

Events

• The first university in Finland, the Academy of Åbo, is founded in Turku.