subrogor

subrogor n. a person or entity that transfers his/her/its legal right collect a claim to another (subrogee) in return for payment of the subrogor's expenses or debts which he/she/it claims. Thus, a person injured in an accident (subrogor) is paid by his/her/its own insurance company (subrogee) for the damages, and then the insurance company sues the party who apparently caused the damages. (See: subrogation, subrogee)