Ozymandias was written by English Romantic poet Percy Bysshe Shelley.
Percy Bysshe Shelley was an English Romantic poet who was a major figure in the second generation of the Romantic movement. He is best known for his works Ozymandias and Prometheus Unbound, as well as a number of other poems such as To a Skylark, The Masque of Anarchy, and Adonais. He was a proponent of liberal political causes such as vegetarianism, abolitionism, and the rights of women. His works are often seen as critiques of political and social injustice.