Charoenchai Hinthao () is a Thai military officer who served as the commander-in-chief of the Royal Thai Army from 2023 to 2024.
Charoenchai attended the Armed Forces Academies Preparatory School as a pre-cadet as a prerequisite for attending Chulachomklao Royal Military Academy (CRMA). After graduating military school, he studied at Command and General Staff College and National Defence College.
Charoenchai started his career in 21st Infantry Regiment, which is granted Royal Guard status as the Queen's Guards. He was subsequently appointed Commander of the 2nd Infantry Division and then Commander of the 1st Army Region. He subsequently transferred to the Army Headquarters, serving as Assistant Commander-in-Chief of the Army, Deputy Commander-in-Chief of the Army and finally Commander-in-Chief of the Army in 2023.