1) Kevin Sanjaya Sukamuljo
2) Chou Tien Chen
3) Anders Antonsen
4) Marcus Fernaldi Gideon
Explanation:
The 38th edition of the Indonesia Open for the year 2019 was held from July 16-21, 2019 at Istora Gelora Bung Karno in Jakarta, Indonesia. It was a Badminton World Federation (BWF) World Tour’s 1000 event. The prize money of the tournament was $1,250,000. Chou Tien Chen (Taiwan) won the Men’s Singles Title. Chou Tien Chen became the first Taiwanese to win the title at the Indonesia Open 2019.