Shelley and Keats were two of the most influential Romantic POETS of the 19th century. Percy Bysshe Shelley and John Keats were both English POETS who wrote during the Romantic period, a time of artistic and literary creativity in Europe. Shelley and Keats are often referred to as 'Odists' due to their use of odes, a type of lyrical poem, in their works. They are also known as 'POETS' for their contributions to the art of poetry.