One who christens; a person who performs a christening ceremony or gives a name in a Christian baptism.
Agent noun from christening (to name or baptize in Christian tradition), using the -er suffix. The verb christen comes from Christ, with the sense of 'to name in Christ's name.'
Traditionally, a christener had real social power—they weren't just blessing the baby, they were literally naming the child into Christian society and often became the child's godparent with legal responsibilities.
Complete word intelligence in one call. Free tier — 50 lookups/day.