Roscoe and his wife had seven sons and three daughters, including William Stanley Roscoe (1782--1843), a poet, Thomas Roscoe (1791--1871), translator from Italian, and Henry (1800--1836), a legal writer who wrote his father's biography. Henry's wife, Maria Roscoe (n*e Fletcher) (1798-1885), was the author of Vittoria Colonna: Her Life and Times, and their son Henry Enfield Roscoe (1833--1915) was a chemist and vice-chancellor of the University of London.
n*e Fletcher
Vittoria Colonna