Ragat was a 24th century Cardassian, a gul in the Cardassian Guard military.
Ragat was assigned to Bajor during the Occupation of Bajor. During this time, Winn Adami worked as a servant for him. (DS9 - Rebels novels: The Conquered, The Courageous, The Liberated)
By the 2370s decade, Ragat had been banished from Cardassia with several troops. In the year 2373, Ragat allied with members of the Drek'la race to invade the planet Sierra-Bravo 112-II near Federation space. (DS9 - Rebels novels: The Courageous, The Liberated)