Near the town of Poitiers, this man defeated
 the Cordoban governor Abd-ar-Rahman in 732 AD, earning himself the epithet "the Hammer."
This ruler patronized St. Boniface, whose early ministrations were interrupted by his war against the
 Frisian king Radbod. He was imprisoned by his stepmother Plectrude after being neglected in the will of
 his father, Pippin II of Herstal. This man defeated Chilperic II and Eudes in a series of battles which gave
 control of Neustria and Burgundy to the Mayor of the Palace. Near the town of Poitiers, this man defeated
 the Cordoban governor Abd-ar-Rahman in 732 AD, earning himself the epithet "the Hammer." For 10
 points, name this victor at the Battle of Tours and grandfather of Charlemagne.
This ruler patronized St. Boniface, whose early ministrations were interrupted by his war against the
 Frisian king Radbod.
{Charles Martel} [or {Charles} the Hammer; prompt on “{hammer}”]