Sandy Henny Walsh, born on March 14, 1995, in Brussels, is currently playing as a right-back for KV Mechelen in the Belgian Pro League. Walsh is known for his solid defensive skills, tactical awareness, and versatility, is also capable of playing as a center-back and right midfielder.

Walsh began his youth career at Tempo Overijse before joining RSC Anderlecht, where he honed his skills for several years. He made his professional debut with KRC Genk in 2012 and later played for Zulte Waregem, where he gained further experience in the Belgian top flight. Since joining KV Mechelen in October 2020, he has made significant contributions, including scoring a crucial goal in the Belgian Cup quarter-finals.

Internationally, he later acquired Indonesian citizenship and made his debut for the Indonesia national team in 2023. He plays a crucial role in the 2023 AFC Asian Cup which sees Indonesia through to the knock-out stage for the first time in history.