Answer
Maximinus Thrax was the predecessor of Gordian III. Maximinus was a Roman emperor who reigned from 235 to 238 AD. He was a brutal and unpopular ruler, and his reign was marked by widespread discontent and rebellion. Gordian III was proclaimed emperor in 238 AD, following the death of Maximinus. He was a young and inexperienced ruler, and his reign was dominated by his powerful advisor, Timesitheus.