Netherlands after winning the
2012 Euro Under-17 Championship Walsh has represented the Netherlands at youth international and won the
UEFA European Under-17 Championship with the
under-17 side in
2012.
Indonesia In May 2022, Walsh confirmed that he had decided to represent Indonesia at international level. On 22 November 2022, Walsh received a call-up from
Indonesia national team coach
Shin Tae-Yong for a training camp in preparation for the
2022 AFF Championship. He was however called back by his club. On 27 May 2023, Walsh received call-up to the Indonesia national team for friendly matches against
Palestine and
Argentina. However, Walsh was unable to play in both matches, as he got a calf injury during training. On 29 August 2023, Walsh received another call-up to the national team for the friendly match against
Turkmenistan. He went on to make his debut against said team in a 2–0 win. On 24 January 2024, Walsh scored his debut goal in injury-time for the national team in a
1–3 loss against
Japan in the final match of the
2023 AFC Asian Cup group stage. On 5 September 2024, in the first match of the
third round of 2026 FIFA World Cup qualification, Walsh scored a goal against
Saudi Arabia through a deflection from his teammate
Ragnar Oratmangoen in a 1–1 draw. ==Personal life==