In his or her own person.
More example sentences
- An appearance MUST be in propria persona, and need not be by attorney.
- In Lodi, the plaintiff, acting in propria persona as "reversioner" of a trust supposedly created by his birth certificate sued himself as "beneficiary" of that "trust," and appeared in propria persona in his own defense as well.
Definition of in propria persona in:
- The US English dictionary