Charles the Simple, Frankish king (died 929)

Charles III, called the Simple or the Straightforward, was the king of West Francia from 898 until 922 and the king of Lotharingia from 911 until 919–923. He was a member of the Carolingian dynasty.

September 17 is the 260th day of the year in the Gregorian calendar; 105 days remain until the end of the year.