Beneficiary

[Dave Paprocki]

Holding some office or valuable possession, in
subordination to another; holding under a feudal or other superior;
having a dependent and secondary possession.

[Dianne]

one who [benefits] from something; a person who is left money or other property in [a will] or [the like]

[Sommer]

A person who derives advantage from something, especially a trust, will, or life insurance policy.