Proctor Lee

All info was provided

http://theproudfamily.wikia.com/wiki/Proctor_Lee

Proctor Lee is a kung fu master, uncle of The Chang Triplets, and brother of Mr. Chang. At first Penny and her friends wanted to learn kung fu, they came to Lee to train under his teachings, but with Penny and the Chang Triplets left as his only students, Lee trains them hard with patients and stradegy which helps them win the tournament.