Otto Halfdan Treider (October 6, 1856 – April 6, 1928) was a Norwegian educator and preacher.Store norske leksikon: Otto Treider.

Treider was born in Drøbak. He founded the Otto Treider Business School (Otto Treiders handelsskole, now Treider College) in 1882.Rust, Val D. 1989. The Democratic Tradition and the Evolution of Schooling in Norway. New York: Greenwood Press, p. 156. The institution soon became Norway's largest and leading business school.

As a preacher, Treider supported the Free Church movementAustad, Torleiv. 2013. Ole Hallesby (1879–1961). In: Mark Mattes (ed.), Twentieth-Century Lutheran Theologians, pp. 70–92. Göttingen: Vandenhoeck & Ruprecht, p. 71. and led a group known as the Treider Circle.Hale, Frederick. 1993. Insights from Norwegian "Revivalism," 1875–1914. In: Edith L. Blumhofer & Randall Balmer (eds.), Modern Christian Revivals, pp. 101–117. Chicago: University of Illinois Press, p. 107. In 1891 he built the Calmeyer Street Mission House in Oslo.Thorvaldsen, Johannes. 1964. Kristenliv i Østfold og Akershus: festskrift for Oslo krets. Bergen: Lunde, p. 374.

Treider died in Oslo.

References

External links Store norske leksikon: Otto Treider.