The women's modern pentathlon at the 2012 Summer Olympics in London was held on 12 August.

Three venues were used: the Copper Box (fencing), Aquatics Centre (swimming) and Greenwich Park (horse-riding and combined running and shooting).

[1] Laura Asadauskaitė from Lithuania won the gold medal, breaking an Olympic record with her final score of 5,408 points.

Meanwhile, Yane Marques became Brazil's first Olympic medalist in modern pentathlon, taking the bronze.

Belarus' Anastasiya Prokopenko set an Olympic record for the combined running and shooting event, with a time of 11:06.00, but finished only in sixth place.