Sivakorn Pu-udom (; , born 26 November 1987) is a Thai football referee. He referees for the Thai League 1, Chinese Super League, V.League 1 and other international competitions. Sivakorn was selected to officiate the Final of the 2018 AFC U-19 Championship
In 2013, Sivakorn became a FIFA elite referee. He also refereed a match in the 2013 Chinese Super League season.
In 2023, FIFA chose him as one of the matches' official referee in the 2019 OFC U-23 Championship, the 2023 FIFA U-20 World Cup as a VAR referee. He has also officiated in the 2018 AFC U-19 Championship and the 2023 AFC Asian Cup.