Book series introduced in 1915

Jeeves (born Reginald Jeeves, nicknamed Reggie) is a fictional character in a series of comedic short stories and novels by the English author P. G. Wodehouse. Jeeves is the highly competent valet of a wealthy and idle young Londoner named Bertie Wooster. First appearing in print in 1915, Jeeves continued to feature in Wodehouse's work until his last completed novel, ''Aunts Aren't Gentlemen'', in 1974.