Wilhelm Hermann Jensen was a German writer and poet.

Wilhelm Jerusalem was an Austrian Jewish philosopher and pedagogue.

Wilhelm Kroll was a German classicist who was full professor at the universities of Greifswald (1899–1906), Münster (1906–1913) and Breslau (1913–1935).

Wilhelm Ludwig von Küchelbecker was a Russian Romantic poet and Decembrist revolutionary of German descent.

Carl Wilhelm Friedrich Launhardt was a German mathematician and economist.

Wilhelm Veniaminovich Levick was a Russian poet, translator, literary critic and artist. He translated Shakespeare, Byron, Baudelaire, Goethe, Schiller, Heine, La Fontaine, Mickiewicz, Ronsard, Du Bellay, Camões, Petrarch, Gautier, Lenau, Aragon and others. Many famous poets, translators and writers have noted that Levik translations are characterized by high culture, poetry and precision in the transmission of the original.

Wilhelm Lexis, full name Wilhelm Hector Richard Albrecht Lexis, was a German statistician, economist, and social scientist. The Oxford Dictionary of Statistics cites him as a "pioneer of the analysis of demographic time series". Lexis is largely remembered for two items that bear his name—the Lexis ratio and the Lexis diagram.

Wilhelm Mach, pen names il., Quidam, s., S., Współpracownik was a Polish writer, essayist, poet and literary critic.

Karl Peter Wilhelm Maurenbrecher was a German historian.

Johannes Wilhelm Meinhold was a Pomeranian priest and author.