He was a member of the Netherlands squad for the 2009 FIFA U-17 World Cup. In February 2012 Adam Maher was called at the preselection of the Dutch team by Bert van Marwijk. On 7 May 2012, he was named in the provisional list of 36 players for the Euro 2012 tournament, one of nine uncapped players to be chosen by Netherlands manager Bert van Marwijk as part of the preliminary squad, but eventually did not make the final cut. He made his debut for the Netherlands in a friendly match against Bayern Munich. On 15 August 2012, Maher earned his first official cap under new manager Louis van Gaal in the 2:4 loss against Belgium in a friendly match.