Percy Florence Shelley Bysshe Shelley, his namesake, and his wife author Mary Shelley. His elder siblings, consisting of a premature girl who died at few weeks old and a brother and a sister who died in childhood left him as the only surviving child as his mother suffered a miscarriage in 1822. His parents lived in Italy for several years, until his father drowned off Livorno, whereupon his mother moved back to England with him. Mary Shelley never remarried; Percy Florence had no further siblings. He joined Harrow School in 1832, and went up to Trinity College, Cambridge in October 1837. Shelley inherited
Shelley baronets and was destroyed by fire whilst serving as a boys' school in 1945. The Shelley Baronetcy, of Castle Goring in the County of Sussex, was created in the Baronetage of the United Kingdom on 3 March 1806 for Bysshe Shelley [1731 – 1815]. Sir Bysshe Shelley was succeeded by his eldest son, Timothy, from his first marriage. Upon his death, Sir Timothy became the second Baronet. His eldest son and heir apparent was the poet Percy Bysshe Shelley. Percy Bysshe Shelley died before his father, leaving two sons: Charles Bysshe Shelley by his first wife Harriet Westbrook, and Percy Florence