Guardian (Noun)

A person who cares for persons or property.

Nouns denoting people.

The kindly old woman was a guardian to her orphaned nieces and nephews, raising them as her own.
The landlord appointed a guardian to oversee the building and its tenants while he was away on vacation.
The court appointed a guardian to manage the estate of the elderly woman who was no longer competent to handle her own affairs.
After her parents' death, her older brother became her guardian and took care of her until she was old enough to be on her own.
The wealthy patron appointed a guardian to protect her art collection and ensure its safekeeping for future generations.