Son Altesse Sérénissime (His Serene Highness) is a series of espionage novels created by French author Gérard de Villiers, featuring prince Malko Linge as the lead character. Since 2006, the novels have been published in comic books, though aimed mainly at adults given their contents. In 2014, Vintage Books is publishing English versions of The Madmen of Benghazi and Chaos in Kabul, translated and adapted by William Rodarmor.