Who is the representative figure of Hufflepuff in "Harry Potter"?

The representative figure of Hufflepuff in "Harry Potter" is Ernie MacMillan.

Ernie Macmillan is a character in "Harry Potter" and comes from Hufflepuff House. He is a stocky student who is always loyal to the side of justice.

In his second year, he led other Hufflepuff classmates to protect the Muggle-born Justin Finch-Fletchley. Although he had mistakenly believed that Harry was the heir of Slytherin, after Hermione was petrified, he came to believe that Harry was innocent and publicly apologized to Harry, who accepted his apology.

Character experience:

As a pure-blood wizard, Ernie was able to return to Hogwarts between 1997 and 1998 after the Ministry of Magic was ruled by Voldemort. Of course, he became Becoming a student at Hogwarts became compulsory. Presumably Ernie's Muggle-born friend Justin Finch-Fletchley did not return to school, but Hannah Abbott did.

The two of them joined the reorganized Dumbledore's Army, in the absence of Harry Potter, Hermione Granger, and Ron Weasley due to the search for Voldemort's Horcruxes. , led by Neville Longbottom, Ginny Weasley and Luna Lovegood.

DA members opposed "anti-Muggle propaganda" and Dark Arts courses taught by Death Eaters Amycus Carrow and Alecto Carrow. They wrote rebellious slogans on walls and allowed students to escape confinement while they faced whippings and even the Cruciatus Curse.