Carolyn Keene is a pseudonym used by multiple authors for the Nancy Drew mystery series. The original Carolyn Keene, Mildred Wirt Benson, passed away in 2002.
Carolyn Keene is actually a pseudonym used by several authors for the Nancy Drew mystery series, so there is no specific individual named Carolyn Keene who has died. The original founder of the pseudonym, Edward Stratemeyer, passed away in 1930.
Carolyn Long died in 1991.
Carolyn Conwell died on October 22, 2012, in Long Beach, California, USA.
Edmund Keene died in 1781.
Henry Keene died in 1776.
Doug Keene died in 1986.
Constance Keene died in 2005.
Alfred Keene died in 1955.
Keene Fitzpatrick died in 1944.
Richard Keene died in 1894.
Carolyn who?