in propria personain pro·pri·a per·so·na
in one's own person or right
Origin of in propria personaClassical Latin
in propria persona
In one's own person, especially without representation by an attorney.
Origin of in propria personaMedieval Latin in propria pers&omacron;na : Latin in, in + Latin propria : feminine ablative sing. of proprius, one's own + Latin pers&omacron;na, ablative of pers&omacron;na, person.
directly from Latin