Antetokounmpo and Mbappe first met in 2020, when the Bucks travelled to Paris to play the Charlotte Hornets in the NBA Global Games series.
The Bucks won 116-103 before Mbappe visited with Antetokounmpo in the locker room.
Antetokounmpo gave Mbappe an autographed jersey and received a signed pair of football boots in exchange.