Topper (noun)

A person or thing that is the best or highest of its kind.

Origin:

From the word "top" meaning "highest" or "best".

Examples:

1. He was the topper of the class.
2. She was the topper of the exam.
3. The topper of the league was the team with the most points.
4. The topper of the sales team was the salesperson who sold the most products.
5. The topper of the list was the company with the highest revenue.