Editing 1843 (section)

=== May ===
* [[May 2]] – [[Karl Michael Ziehrer]], Austrian composer (d. [[1922]])
* [[May 3]] – [[William Lyne Wilson]], American politician (d. [[1900]])
* [[May 4]] – [[Eugène Revillout]], French Egyptologist (d. [[1913]])
* [[May 5]] – [[William George Beers]], Canadian dentist (d. [[1900]])
* [[May 6]] – [[Grove Karl Gilbert]], American geologist (d. [[1918]])
* [[May 7]] – [[Léon Melchissédec]], French baritone (d. [[1925]])
* [[May 8]] – [[Rudolf Mosse]], German publisher (d. [[1920]])
* [[May 9]] – [[Anton von Werner]], German painter (d. [[1915]])
* [[May 10]] – [[Benito Pérez Galdós]], Spanish novelist (d. [[1920]])<ref>{{cite book|author=Lisa P. Condé|title=Stages in the Development of a Feminist Consciousness in Pérez Galdós (1843-1920): A Biographical Sketch|publisher=E. Mellen Press|year=1990|isbn=9780889463752|page=18}}</ref>
* [[May 13]] – [[Paul de Smet de Naeyer]], Belgian politician (d. [[1913]])
* [[May 15]] – [[Georges Hartmann]], French music publisher and dramatist (d. [[1900]])
* [[May 16]] – [[Charles Wynn-Carington, 1st Marquess of Lincolnshire]], English politician (d. [[1928]])
* [[May 19]] – [[Axel Gudbrand Blytt]], Norwegian botanist and geologist (d. [[1898]])
* [[May 20]] – [[Itō Sukeyuki]], Japanese admiral (d. [[1914]])
* [[May 21]]
** [[Charles Albert Gobat]], Swiss politician, recipient of the [[Nobel Peace Prize]] (d. [[1914]])
** [[Louis Renault (jurist)|Louis Renault]], French jurist, educator, and [[Nobel Peace Prize|Nobel Prize]] laureate (d. [[1918]])
* [[May 22]] – [[Adolf Aron Baginsky]], German professor of diseases (d. [[1918]])
* [[May 23]] – [[Yevgeni Ivanovich Alekseyev]], Russian admiral and politician (d. [[1917]])
* [[May 25]] – [[Paul Scheffer-Boichorst]], German historian (d. [[1902]])
* [[May 27]] – [[Prince Paul of Thurn and Taxis]], son of Maximilian Karl, 6th Prince of Thurn and Taxis (d. [[1879]])
* [[May 28]] – [[Joyce Emmerson Preston Muddock]], British journalist (d. [[1934]])
* [[May 29]]
** [[Émile Pessard]], French composer (d. [[1917]])
** [[Patrick Craigie]], British agricultural statistician (d. [[1930]])
* [[May 30]] – [[Louis Boehmer]], [[German-American]] agronomist (d. [[1896]])
* [[May 31]] – [[Fredrikke Marie Qvam]], Norwegian humanitarian leader, feminist and liberal politician (d. [[1938]])