Oranmiyan worship and festivals hold significant cultural and spiritual importance within the Yorùbá community, particularly in Oyo town, Nigeria. Rooted in ancestral reverence and storytelling, these festivals serve as vital connectors between the visible and unseen worlds, embodying the rich tapestry of Yorùbá mythology and tradition. Through rituals, dances, and communal celebrations, worshippers honor the diverse pantheon of Yorùbá gods, including Orunmila and other òrìsà, each representing various aspects of nature, history, and human experience. In Oyo, festivals like the Oranmiyan festival not only celebrate the region’s history and foundation but also foster a sense of continuity and cultural identity among adherents. This study aims to explore the significance of Oranmiyan worship and festivals in Oyo, examining their socio-economic impact, historical origins, and contemporary relevance within the broader context of Yorùbá Indigenous identities and cultural preservation. Through a multidisciplinary approach blending historical research with cultural analysis, the study seeks to shed light on the enduring legacy of Oranmiyan worship and its role in shaping Yorùbá spirituality and community life up to the year 2012.