2023–24 Port F.C. season

The 2023-24 season is Port's 7th consecutive season in Thailand's premier division, after being promoted from Thai League 2 in 2017. As Port finished 3rd in the 2022-23 Thai League 1, they qualified to the play-off round of the 2023-24 AFC Champions League. This season, Port will participate in 4 competitions which consist of the Thai League, FA Cup, League Cup, and AFC Champions League.

On August 7, 2023, Thai League announced the program for the upcoming 2023-24 Thai League 1 season. The season commenced on August 11, 2023, and will conclude on June 16, 2024.

On November 8, 2023, the club announced that Surapong Kongthep has parted ways with the club after joining the club midway through the 2022-23 season. Surapong's replacement is former Police Tero head coach, Rangsan Viwatchaichok with Tanya Vongnark takes up the club's manager position.

On December 25, 2023, Port officially announced that Nualphan Lamsam will resign from the club's chairman position to take up the president of Football Association of Thailand role. Chalermchoke Lamsam will replace her as a new club's chairman.