1691 (MDCXCI) was a common year starting on Monday (dominical letter G) of the Gregorian calendar and a common year starting on Thursday (dominical letter D) of the Julian calendar, the 1691st year of the Common Era (CE) and Anno Domini (AD) designations, the 691st year of the 2nd millennium, the 91st year of the 17th century, and the 2nd year of the 1690s decade. As of the start of 1691, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.
Contents
January–June
July–December
Date unknown
Births
Deaths
Trivia
This is one of the numbers, in certain fonts, that can be read upside down, and displays the same number.
References
1691 Wikipedia(Text) CC BY-SA