In the 2013–14 season Sinigaglia reached her best individual result as of 2014 with a quarter-final in the Antalya World Cup. In the European Championships in Strasbourg, she was defeated in the table of 32 by World No.1 Olha Kharlan. In the team event, Italy were defeated in their first match by France and finished sixth. In the World Championships in Kazan, Sinigaglia created an upset in the table of 64 by eliminating reigning Olympic champion Kim Ji-yeon, but yielded to Japan's Mika Kikuchi in the next round. In the team event, Italy stumbled against France in the semi-final. They were overcome by Ukraine in the match for the bronze medal and finished fourth.