Carlos Machado is the brother-in-law of a professional mixed martial artist with how many wins by knockout?
Carlos Machado (fighter) Carlos Machado (born November 9, 1963) is an ex world master's champion in Brazilian jiu-jitsu (BJJ) born in Rio de Janeiro, Brazil. He is the eldest of the five Machado Brothers, known for BJJ, that also includes Roger, Rigan, Jean Jacques and John. He is also the brother-in-law of UFC fighter Stephen Thompson. He currently runs BJJ schools across the United States, Australia, Canada and Mexico.
Donald Cerrone Donald Anthony Cerrone ( ; born March 29, 1983) is an American professional mixed martial artist and former professional kickboxer currently competing in the UFC's Lightweight and Welterweight divisions. He is ranked #6 in the official UFC Welterweight rankings tied with fellow Welterweight contender Neil Magny. A professional competitor since 2006, Cerrone has also formerly competed for the WEC. Cerrone currently holds the record for most post-fight bonuses (Fight/Performance of the Night, Knockout/Submissions of the Night) in UFC/WEC history with 18. He is also known as the "busiest" fighter in the UFC, due to consistently having at least four fights per year since 2013.