COVENANTOR. One who becomes bound to perform a covenant. 2. To become a covenantor a person must be sui juris, and intend, at the time of becoming bound, to covenant to perform some act mentioned in the covenant. He can be discharged from his covenant by performance, or, by the act of the covenantee, as the non-performance of a condition precedent, a release, or a rescission of the contract.