Texian Forces:
1. General Sam Houston: Commander of the Texian Army.
2. Thomas J. Rusk: Second in command of the Texian Army.
3. James Fannin: Texian officer who had been previously defeated at the Battle of Coleto.
4. James Walker Fannin: Cousin of James Fannin and a commander in the Texian Army.
5. Edward Burleson: A prominent Texian colonist and military leader.
6. Sidney Sherman: A lawyer and commander in the Texian Army.
7. John A. Wharton: A member of the Texian cavalry unit known as the "Yellow Jackets."
8. Mirabeau B. Lamar: A future president of the Republic of Texas, who served as adjutant general to Houston during the battle.
Mexican Forces:
1. General Antonio López de Santa Anna: President of Mexico, Commander in Chief of the Mexican Army, and leader of the Mexican forces at San Jacinto.
2. Manuel Fernández Castrillón: Santa Anna's second in command and the commander of the cavalry.
3. Vicente Filisola: General in the Mexican Army who led one of the divisions at San Jacinto.
4. Martín Perfecto de Cos: Mexican general who was captured during the battle.
5. Agustín Cosme Damián de Iturbide y Arámburu: Nephew of Agustín de Iturbide, the former emperor of Mexico and a commander in the Mexican Army.
The Battle of San Jacinto was largely determined by the swift and surprising attack led by General Sam Houston, which resulted in a decisive victory for the Texian forces and played a pivotal role in Texas' struggle for independence from Mexico.