Royal Cercle Sportif La Forestoise was a Belgian football club from the municipality of Forest, Brussels.
It was founded in 1909 and received the matricule n°51 following its registration to the FA in 1911.
The Green and White achieved their best ranking in 1944 with a 10th position.
to become Royal Léopold Uccle Forestoise and the matricule n°51 was consequently erased.
This article about a Belgian association football club is a stub.