Ra'Kaag was a 24th century Klingon, a member of the Klingon Empire's Defense Force and an officer assigned to service during the Dominion War, in the 2370s decade, fighting on the side of the Federation Alliance.


In the year 2375, a casualty report filed by the starships IKS K'mpec and IKS Fek'lhr noted that Lieutenant Commander Ra'Kaag was missing in action. (DS9 episodes: "Image in the Sand", "The Siege of AR-558")