pojištěnec znamená v angličtina

insured [insureds]▼(Person(s) whose interests are protected by an insurance policy)
noun
[UK: ɪn.ˈʃʊəd] [US: ˌɪn.ˈʃʊrd]

policyholder [policyholders]▼(person who holds an insurance policy)
noun
[UK: ˈpɒ.lə.si.həʊl.də(r)] [US: ˈpɒ.lə.siho.ʊl.də(r)]