patron

a boss, employer,; a head of a group of people, a department, a location, etc.; a member of the upper classes who offered aid and protection to those lesser than them; a protector; a powerful or influential person who supports another's career through their support and approval

“Mon patron m’a accordé quelques jours de vacances supplémentaires.” — My boss gave me some extra vacation days.

From Old French patron (“patron, protector”), from Latin patrōnus, from pater (“father”).