- Oct 2 Jan Kappeyne van de Coppello, Prime Minister of the Netherlands (1877-79), born in The Hague, Netherlands (d. 1895)
Rutherford B. Hayes (1822-1893)
Oct 4 19th US President (Republican: 1877-81), born in Delaware, Ohio
- Oct 5 Hans Hampel, Czech composer, born in Prague (d. 1884)
- Oct 9 George Sykes, American Major General (Union Army), born in Dover, Delaware (d. 1880)
- Oct 12 Joseph Haydn Potter, American Brigadier General (Union Army), born in Concord, New Hampshire (d. 1892)
- Oct 13 Carl Martin Reinthaler, German composer, born in Erfurt, Germany (d. 1896)
- Oct 15 Alfred Meissner, Austrian poet (Ziska), born in Teplice, Czech Republic (d. 1885)
- Oct 20 Mansfield Lovell, American Major General in Confederate Army (Commander when New Orleans fell), born in the Dictrict of Columbia (d. 1884)
- Oct 21 Levinus Keuchenius, Dutch minister of Colonies (1888-90)
- Oct 29 Joost Gerard Kist, Dutch lawyer and president of High Council (1885-97), born in Zoelen, Netherlands (d. 1897)
- Oct 29 Mieczysław Halka-Ledóchowski, Polish Catholic Cardinal (d. 1902)