Julius Napoleon Wilhelm Harteveld was a Swedish composer and musicologist. He was born and died in Stockholm.

Wilhelm Hasenclever was a German politician. He was originally a tanner by trade but later became a journalist and author. However, he is most known for his political work in the predecessors of the Social Democratic Party of Germany (SPD).

Wilhelm Hauff (29 November 1802 – 18 November 1827) was a German poet and novelist.

Wilhelm Heinrich Riehl was a German professor, journalist, novelist, and folklorist.

Wilhelm Heinrich Wackenroder was a German jurist and writer. With Ludwig Tieck and the Schlegel brothers, he co-founded German Romanticism.

Wilhelm Heitmeyer is sociologist and professor of education specializing in socialisation. From 1996 to 2013 he headed the Institute for Interdisciplinary Research on Conflict and Violence (IKG) at Bielefeld University. Since retiring as director, he has held the position of Senior Research Professor at IKG.

Johann Heinrich Wilhelm Henzen was a German philologist and epigraphist born in Bremen.

Wilhelm Ritter von Hertz was a German writer. He was born in Stuttgart.

Wilhelm Holzamer was a German novelist and short-story writer.

Joseph Anton Friedrich Wilhelm Ihne was a German historian who was a native of Fürth. He was the father of architect Ernst von Ihne (1848–1917).