- Oct 2 Henry Février, French composer, born in Paris (d. 1957)
- Oct 5 Cyril Rootham, English organist, composer, and educator born in Redland, Bristol (d. 1938)
- Oct 8 Laurence Doherty, British tennis player (Wimbledon 1902-06, US Nationals 1903), born in Wimbledon, England (d. 1919)
- Oct 11 Stefan Octavian Iosif, Romanian poet (Beautiful Irine), born in Brașov, Romania (d. 1913)
- Oct 12 Aleister Crowley, British occultist, founded the religion of Thelema, born in Royal Leamington Spa, Warwickshire England (d. 1947)
- Oct 17 Alfred Polgar, Austrian writer (Yes & No!)
- Oct 18 James E K Aggrey, Ghana, US theologian/educationalist
- Oct 18 Len Braund, English cricket all-rounder (23 Tests, 3 x 100, 47 wickets; Surrey CCC, Somerset CCC), born in Clewer, Berkshire, England (d. 1955)
- Oct 23 Gilbert N. Lewis, American chemist (theory of covalent bonding), born in Weymouth, Massachusetts (d. 1946)
- Oct 24 Konstantin Yuon, Russian painter, born in Moscow, Russian Empire (d. 1958)
- Oct 26 H. B. Warner, British actor (Sunset Boulevard, The King of Kings), born in London, England (d. 1958)
- Oct 28 Gilbert H. Grosvenor, American geographer and 1st full-time editor of National Geographic Society (1899-1954), born in Constantinople, Ottoman Empire (d. 1966)
- Oct 29 Marie, last Queen of Romania as the wife of King Ferdinand I (1914-27), born in Eastwell Park, Kent, England (d. 1938)
- Oct 31 Seerp Anema, Dutch poet and writer (Dutch Coasts) (d. 1961)
Sardar Patel
Oct 31 Vallabhbhai Patel, Indian freedom fighter and statesman, born in Gujarat, India (d. 1950)