Last name דקארט (Descartes 
, דקארט 
) , across the world, is quite a rare family name. The family name דקארט is habitual in Saint Lucia, where it is quite a common surname, Belgium, where it is a rare surname, and Cameroon. In absolute terms, it most frequently occurs in France, Saint Lucia, and Cameroon. Likewise, דקארט is the forename as well as the last name.