Kro'nok

General Kro'nok is a General in the Klingon Defense Force, and commander of the, as of 2410. 

First City
General Kro'nok assisted Menchez in locating Chancellor J'mpok and returning him to Qo'noS. They were eventually captured by the Children of Khan, and the Ha'vok supposedly destroyed. J'mpok was eventually returned, while the General managed to escape and returned to the homeworld with his starship, although Menchez had been lost, his exact whereabouts unknown.