Uno von Troil (24 February 1746 in Stockholm – 1803) was the Church of Sweden Archbishop of Uppsala 1786–1803.

After studies and travels abroad to the Netherlands, Göttingen, and Iceland (accompanied by James Lind, Joseph Banks, Daniel Solander and others), he returned home and was ordained priest in 1773.

As such, he was also the Speaker of the Clergy in the Riksdag of the Estates until his death.

He was also a member of several scientific societies, and was a benefactor of such throughout his life.

[3] He was president of Pro Fide et Christianismo, a Christian education society.