Peko is a god in the Estonian and Seto mythology, which is a traditional belief system of the Seto people, an ethnic group living in southeastern Estonia and Russia. Peko is regarded as the god of harvest and fertility, responsible for ensuring bountiful crops and the prosperity of the community. He is also considered the guardian of village borders and is believed to protect the Seto people from external threats. Peko is often depicted as an elderly man with a long beard, carrying a scythe and a rake. The worship of Peko involves various rituals and offerings, especially during important agricultural events, such as sowing and harvesting. Seto people continue to celebrate their traditional beliefs and customs, including those related to Peko, during annual festivals and ceremonies. The study of Peko and Seto mythology provides insights into the cultural heritage and spiritual practices of the Seto community, highlighting the significance of nature, agriculture, and ancestral deities in their worldview.