About Sumedha Buddha

According to Theravada Buddhism's Pali canon's Buddhavamsa and its commentary, Sumedha Buddha is the fourteenth of twenty-seven Buddhas who preceded the historical Gotama Buddha. Sumedha Buddha was born in Sudassana. According to the canon at the age of 9,000 years old he became an ascetic, practiced austerities for fifteen days, and attained Enlightenment. He lived 90,000 years, and died in Medhārāma.
Seated Buddha, from the Seokguram, Korea

Incarnations of Gautama in Buddhism

was an ascetic and spiritual teacher of South Asia who lived during the latter half of the first millennium BCE. He was the founder of Buddhism and is revered by Buddhists as an Enlightened being whose teachings sought a path to freedom from ignorance, craving, rebirth and suffering. Born in Lumbini in the Newar clan of the Shakya, he spent the majority of his adult life in modern day Nepal and India, .