Model who won Mister Brazil 2017. He was the first Asian male to win a national competition of that size. He has over 110,000 followers on his matheussongf Instagram account.
He studied Business Administration at the University of the Region of Joinville.
He competed in Miss Supranational 2017 and came in sixth in the casual dress parade contest.
His father is Kwan il Song and his mother is Elisabet Richter.
He and Vanessa Garcia are both winners of Brazilian pageant competitions.