convocator

[ kon-vuh-key-ter ]
/ ˈkɒn vəˌkeɪ tər /

noun

a person who convokes a meeting.
a person who takes part in a convocation.

Origin of convocator

1595–1605; < Medieval Latin, equivalent to convocā(re) to convoke + -tor -tor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019