Conn Iggulden (born (1971-02-24)24 February 1971) is a British author who writes historical fiction, most notably the Emperor series and Conqueror series. He also co-authored The Dangerous Book for Boys along with his brother Hal Iggulden. In 2007, Iggulden became the first person to top the UK fiction and non-fiction charts at the same time.
Conn Iggulden er i dag en af Englands absolut bedst sælgende forfattere af historisk fiktion. Han debuterede og fik sit internationale gennembrud i 2003 med ROMS PORTE, der var første bind i værket om den romerske leder og hærfører Gajus Julius Cæsar. GUDERS BLOD er femte bind i denne bestsellerserie.