Thrissur Pooram (തൃശ്ശൂര് പൂരം) was the brainchild of Raja Rama Varma, famously known as Sakthan Thampuran, the Maharaja of Cochin (1790–1805). Before the start of Thrissur Pooram, the largest temple festival in Kerala was the one-day festival held at Aarattupuzha known as Arattupuzha Pooram.
