Vortex is a 1991 war novel by Larry Bond and Patrick Larkin. Set during the final years of apartheid in South Africa, Vortex follows the assassination of a reformist National Party president and his cabinet by the African National Congress, as well as a subsequent seizure of power by far-right Afrikaners. The plot unfolds through a series of intertwining accounts narrated through several characters. It was a commercial success, receiving generally positive reviews.

Lawrence L. Bond is an American author and wargame designer. He is the designer of the Harpoon and Command at Sea gaming systems, and several supplements for the games. Examples of his numerous novels include Dangerous Ground, Day of Wrath, The Enemy Within, Cauldron, Vortex and Red Phoenix. He also co-authored Red Storm Rising with Tom Clancy.