Laurence Cousin Fouillat (born 7 August 1981) is a French submission grappler and third degree black belt Brazilian jiu-jitsu competitor and instructor.

[1] In 2007 Cousin switched club and started training with François Laurent, David Pierre Louis and Alain Nagera of the Sankuno Academy Paris, all the while working as a Police officer.

[7] Representing Behring Jiu Jitsu, she won gold at the 2007 IBJFF World Jiu-Jitsu Championship, taking place in Long Beach, California, beating favourite Leticia Ribeiro of Gracie Humaita in the semi-final and Sayaka Shioda in the final.

[1] In 2008 and 2009 Cousin competed at the FILA Grappling World Championship taking place in Fort Lauderdale, winning gold both year in the Gi and No-Gi categories.

[21] In 2017 Cousin entered the European Master Championship winning bronze in two categories, the following year she won gold in both her division and in Open Class.