Editing 1867 (section)

=== January–June ===
[[File:The Emperor Komei.jpg|100px|thumb|right|[[Emperor Kōmei]]]]
[[File:Emperor Maximiliano around 1865.jpg|100px|thumb|right|Emperor [[Maximilian I of Mexico]]]]
* [[January 14]] – [[Jean-Auguste-Dominique Ingres]], French painter (b. [[1780]])
* [[January 30]] – [[Emperor Kōmei]], 121st Emperor of Japan (b. [[1831]])
* [[March 6]] – [[Charles Farrar Browne|Artemus Ward]], American humorist (b. [[1834]]) (tuberculosis)
* [[March 25]] – [[Friedlieb Ferdinand Runge]], German chemist (b. [[1794]])
* [[April 1]] – [[Louis du Couret]], French explorer, writer and military officer (b. [[1812]])
* [[April 12]] – [[David Canabarro]], Brazilian general, Gaúcho revolutionary (b. [[1796]])
* [[April 18]] – [[Robert Smirke (architect)|Robert Smirke]], British architect (b. [[1780]])
* [[April 27]] – [[Benjamin Hall, 1st Baron Llanover]], after whom [[Big Ben]] may be named (b. [[1802]])
* [[May 12]] – [[Friedrich Wilhelm Eduard Gerhard]], German archaeologist (b. [[1795]])
* [[May 23]] – [[William Crawshay II]], Welsh industrialist (b. [[1788]])
* [[May 29]] – [[Margaretta Morris]], American entomologist (b. [[1797]])
* [[May 30]] –  [[Ramón Castilla]], Peruvian military leader and politician, three times President of Peru (b. [[1797]])<ref>{{Cite book|last=Basadre |first=Jorge |year=2005 |orig-year=First published 1939 |title=Historia de la República del Perú (1822 - 1933) |volume=6 |pages=252–253 |edition=9th |language=es |trans-title=History of the Republic of Peru (1822 - 1933) |location=Lima |publisher=El Comercio |isbn=978-612-306-359-7}}</ref>
* [[June 19]] – Emperor [[Maximilian I of Mexico]] (executed) (b. [[1832]])<ref name=thought>{{Cite web|url=https://www.thoughtco.com/emperor-maximilian-of-mexico-2136122|publisher=ThoughtCo.|title=Biography of Maximilian, Emperor of Mexico|access-date=May 30, 2019|last=Minster|first=Christopher|date=March 13, 2019}}</ref>