executor

US /ɪɡˈzek.jə.t̬ɚ/
UK /ɪɡˈzek.jə.t̬ɚ/
1.

người thi hành án

someone who makes sure that things are done according to a dead person's will (= their legally recorded wishes about what should happen to their money, property, etc.):

:
As executor, I tried to close my late mother's bank accounts.