While the head coach of the senior Spanish national team, Scariolo won the gold medal at the EuroBasket 2009, EuroBasket 2011 and EuroBasket 2015, and the bronze medal at EuroBasket 2017. He also won the silver medal at the 2012 Summer Olympics, and the bronze medal at the 2016 Summer Olympics. He also coached Spain at the 2010 FIBA World Championship. In 2019, Scariolo led Spain to victory in the FIBA Basketball World Cup.