Who wrote the 1862 French novel featuring the character Cosette?
Cosette (given name):  It is of French origin, is best known as the heroine of ""Les Misérables"" (1862) by Victor Hugo, Cosette was the nickname given to the girl named Euphrasie by her mother and Cosette. Les Misérables: Les Misérables (] ) is a French historical novel by Victor Hugo, first published in 1862, that is considered one of the greatest novels of the 19th century.
Victor Hugo