officiant
US /əˈfɪʃ.i.ənt/
UK /əˈfɪʃ.i.ənt/

1.
oficiante, celebrante
a person who officiates at a religious service or ceremony, especially a marriage
:
•
The wedding officiant guided the couple through their vows.
El oficiante de la boda guio a la pareja a través de sus votos.
•
She trained to become a certified wedding officiant.
Se capacitó para convertirse en una oficiante de bodas certificada.