Which of the following poets does not belong to the Romantic period?

In the Romantic period (1798-1832), there were some prominent poets such as:
- William Wordsworth
- S.T. Coleridge
- John Keats
- P.B. Shelley
- Lord Byron
- William Blake

On the other hand, Robert Herrick is a poet of the Caroline Age (1625-1649).

Source: An ABC of English Literature, Dr M Mofizar Rahman