Editing 1918 (section)

===October===
* [[October 4]] – [[Nikolai Skrydlov]], Russian admiral (b. [[1844]])
* [[October 5]]
** [[Roland Garros (aviator)|Roland Garros]], French fighter pilot (killed in action) (b. [[1888]])
** [[Robbie Ross]], British writer (b. [[1869]])
* [[October 6]] – [[Arthur O'Hara Wood]], Australian tennis champion and fighter pilot (killed in action) (b. [[1890]])
* [[October 7]] – [[Hubert Parry|Sir Hubert Parry]], British composer (b. [[1848]]), [[Spanish flu]]
* [[October 8]] – [[Mikhail Alekseyev]], Russian general (b. [[1857]])
* [[October 9]] – [[Raymond Duchamp-Villon]], French sculptor (b. [[1876]])
* [[October 11]] – [[Wallace Lloyd Algie]], Canadian soldier (killed in action) (b. [[1891]])
* [[October 15]] – [[Sai Baba of Shirdi]], Indian guru, yogi and National saint of India (b. [[1838]])
* [[October 16]] – [[Felix Arndt]], American pianist, composer (b. [[1889]]), [[Spanish flu]]
* [[October 18]]
** [[Radko Dimitriev]], Bulgarian, Russian general (executed) (b. [[1859]])
** [[Uganda Martyrs|Jildo Irwa]], Ugandan [[Roman Catholic]] martyr and saint (executed) (b. [[1906]])
** [[Uganda Martyrs|Daudo Okelo]], Ugandan [[Roman Catholic]] martyr and saint (executed) (b. ca. [[1900]])
** [[Nikolai Ruzsky]], Russian general (executed) (b. [[1854]])
* [[October 19]] 
** [[Harold Lockwood]], American actor (b. [[1887]]), [[Spanish flu]]
** [[Prince Umberto, Count of Salemi]] (b. [[1889]]), [[Spanish flu]]
* [[October 24]]
** [[César Ritz]], Swiss hotelier (b. [[1850]])
** [[Daniel Burley Woolfall]], English administrator, 2nd [[President of FIFA]] (b. [[1852]])
* [[October 25]] – [[Amadeo de Souza Cardoso]], Portuguese painter (b. [[1887]]), [[Spanish flu]]
* [[October 29]]
** [[Michel Coiffard]], French World War I fighter ace (killed in action) (b. [[1892]])
** [[Rudolf Tobias]], Estonian composer (b. [[1873]])
* [[October 31]]
** [[Egon Schiele]], Austrian artist (b. [[1890]]), [[Spanish flu]]
** [[István Tisza]], 2-time [[List of Prime Ministers of Hungary|Prime Minister of Hungary]] (assassinated) (b. [[1861]])