The 2021 Dynamic Billard St. Johann im Pongau Open[a] was a professional nine-ball pool tournament, the first Euro Tour event of 2021.

It took place from the 17th to the 20th June 2021 in the Alpina, Wellness & Sporthotel in St Johann im Pongau, Austria.

Since the 2020 Treviso Open there had not been any Euro Tour events, having been postponed due to the COVID-19 pandemic.

The winner of the men's event was Joshua Filler, who defeated Mario He in the final 9–8.

[3][4] The St. Johann im Pongau Open was played as a double-elimination knockout tournament, until the round of 32.