obligor (ob-l<<schwa>>-gororob-l<<schwa>>-gor).1. One who has undertaken an obligation;

a promisor or debtor. UCC § 9-102(a)(59). 2. Under the Uniform Interstate Family Support Act, any person who owes a duty of support. 3.Archaic. One who obliges another to do something; OBLIGEE(1).

principal obligor.A person who is under a duty of indemnity.

[Blacks Law 8th]