beadle

noun3

1. •
   A parish constable, a uniformed minor (lay) official, who ushers and keeps order.

   • His face expressed horror and indignation. Instinct rather than reason came to my help; he was a Beadle; I was a woman. — 1929
2. •
   (Scotland) An attendant to the minister.
3. •
   A warrant officer.