Who's brother is a Cuban mixed martial artist (MMA)?
Yoan Pablo Hernández Yoan Pablo Hernández Suárez (born October 28, 1984) is a Cuban-German former professional boxer who competed from 2005 to 2014. He held the unified IBF and "Ring" magazine cruiserweight titles, as well as the WBA interim cruiserweight title. His brother Yoel Romero is a freestyle wrestler and mixed martial artist.
Nick Diaz Nicholas Robert "Nick" Diaz (born August 2, 1983) is an American professional mixed martial artist who is currently signed with the Ultimate Fighting Championship (UFC). Since beginning his career in 2001, Diaz has competed in UFC, PRIDE, Strikeforce, EliteXC, World Extreme Cagefighting (WEC), DREAM, and Shooto. He is a former welterweight champion in Strikeforce and WEC, and is the older brother of Nate Diaz.