Protege (noun)

1. A person who is protected, supported, or trained by a more experienced or influential person.
2. A person who is mentored by an experienced and successful person in their field.

Origin:

From french protégé, past participle of protéger "to protect", from latin protegere "to protect".

Examples:

1. The young artist was a protege of the famous painter.
2. The musician was a protege of the famous composer.
3. The businesswoman was a protege of the successful entrepreneur.
4. The lawyer was a protege of the senior partner in the firm.
5. The athlete was a protege of the famous coach.