Who was the author of the poem “Hymn to Adversity”?

Thomas Grey was the author of the poem “Hymn to Adversity”.
He is famous for Elegy Written in a Country Churchyard.
He also wrote:
- Ode On a Distant Prospect of Eton College.
- Ode on the death of a favorite cat.
- Ode On the Pleasure Arising from Vicissitude.
- Ode On the Spring.
- On the Death of Richard West.
- The Bard.

Source: An ABC OF English Literature - Dr. M. Mofizar Rahman