2023–24 Thai League 3

The 2023–24 Thai League 3 is the seventh season of the Thai League 3, the third-tier professional league for association football clubs in Thailand, since its establishment in 2017, also known as Rising Sun Fertilizer League due to the sponsorship deal with Rising Sun fertilizer. A total of 72 teams would be divided into 6 regions including 11 teams in the Northern region, 13 teams in the Northeastern region, 11 teams in the Eastern region, 11 teams in the Western region, 12 teams in the Southern region, and 14 teams in the Bangkok metropolitan region.