Szebasztián Szabó (Serbian: Себастијан Сабо, romanized: Sebastijan Sabo; born 11 March 1996) is a Hungarian swimmer.

He competed in the men's 50 metre butterfly event at the 2017 World Aquatics Championships representing Serbia.

[12] In his first individual event, the 100 metre butterfly, Szabó ranked 25th in the prelims heats on day two and did not qualify for the semifinals with his time of 51.25 seconds.

[15] In the prelims heats of the 50 metre butterfly on day four, Szabó qualified for the semifinals ranking third with a 22.42.

[20] In October 2022, Szabó was announced as the only male swimmer on the Team Hungary roster for the 2022 World Short Course Championships, to be held in December in Melbourne, Australia.