Juan O'Donojú, last Spanish ruler of Mexico (born 1762)

Juan José Rafael Teodomiro de O'Donojú y O'Ryan was a Spanish-Irish military officer, diplomat and Viceroy of New Spain from 21 July 1821 to 28 September 1821 during the Mexican War of Independence. He was the last Viceroy of New Spain.

October 8 is the 281st day of the year in the Gregorian calendar; 84 days remain until the end of the year.