Roman historian Titus Livius wrote the work Ab Urbe Condita Libri.

UK Prime Minister Winston Churchill wrote the work If Lee Had Not Won the Battle of Gettysburg.

Wernher von Braun  German-American aerospace engineer and chief architect of the Apollo Saturn V rocket; development of the V-2 rocket for Nazi Germany wrote the work Project Mars: A Technical Tale  

Joanot Martorell

Valencian writer and knight wrote the work Tirant lo Blanch.