celebrant
/sɛlˈbrænt/Definitions
1. noun
A person who performs a ceremony, especially a wedding ceremony, or presides over an event, such as a funeral or a graduation.
“The celebrant of the wedding ceremony wore a traditional white robe.”
2. noun
A person who celebrates or honors something, especially a special occasion or event.
“The city’s mayor served as the celebrant for the 100th anniversary of the local park.”