FTP name this 732 victory for Charles Martel.
The battlefield cannot be precisely located, and it may have been a series of running engagements.  Its significance for world history has often been overstated; internal dissent stopped the advance more than the outcome of the battle.  Abd-ar-Rahman, governor of Cordoba had defeated Eudes, Duke of Aquitaine, but according to legend his attack was stopped by Charles at this site.  FTP name this 732 victory for Charles Martel.
The battlefield cannot be precisely located, and it may have been a series of running engagements.  
Poitiers or Tours