The new French fiducie is still struggling to define its conceptual foundation. Although unmistakably coloured by the lexicon of contract law, the French fiducie is best understood as located at the intersection of contract and property. Rooted in the idea of an autonomous patrimony, distinct from the fiduciary’s own patrimony, it evokes the concept of a patrimony by appropriation without, however, saying so. The concept of fiduciary property, inspired by the trust of English common law, and only implied in the French Civil Code, also lacks a clear identification. Taking a comparative approach, this article aims to show that the French fiducie has established a fiduciary property, which can be created by contract, but which gives rise to a ...