François Heersbrandt (born 12 December 1989 in Uccle, Belgium) is a Belgian swimmer.

He competed in the 100 m butterfly event at the 2012 Summer Olympics and was eliminated in the semi-finals despite setting a new Belgian record (52.22) in his qualifying heat.

[1][2] Heersbrandt competed in the same event at the 2008 Summer Olympics but was eliminated after the qualifying heats.

[4] At the 2011 European Short Course Swimming Championships, he won a bronze medal in the 4x50m freestyle and set a new Belgian record with a time of 1.25,83.

His partners for the relay were Jasper Aerents, Emmanuel Vanluchene and Louis Croenen.