1. John Christopher, 1922-2012 is a leading pen name of British author Samuel Youd (b. 1922)who wrote The White Mountains.; other pen names used by Samuel Youd include: Hilary Ford, William Godfrey, Peter Graaf, Peter Nichols, Anthony Rye, and Stanley Winchester. His works are aliased to the Stanley Winchester author page.
2. # John Christopher (b. 1956-08-02) wrote Balloons at War.
3. # F. J. (Frederick John) Christopher, 1912- author of Design for Modern Marriage