On May 3, 2016, Antetokounmpo was named in the senior Nigerian men's national team training camp preliminary list for the 2016 Rio Olympics. He declined the offer, choosing instead to play with the senior Greek national team. He was selected to Greece's 12-man roster for the 2016 Turin FIBA World Olympic Qualifying Tournament. He next played with Greece at the EuroBasket 2017. He also played with Greece at the 2019 FIBA World Cup qualification.