Professional soccer defensive back who first played for Atletico Madrid of La Liga in 2014. He made his UEFA Champions League debut in 2016. He joined the French national team and helped the team capture the 2018 World Cup.
He started playing with Atletico's youth team in 2007 and has also spent time with the B team.
He's represented France at the U16, U18, U19, and U20 levels.
His father, Jean-Francois Hernandez, was also a professional soccer player in La Liga and Ligue 1.
He and Saul Niguez have been teammates on Atletico.