The Norse god renowned for his wisdom and knowledge is Odin. He is the chief deity of the Norse pantheon, often associated with knowledge, poetry, death, and war. Odin sacrifices one of his eyes at the Well of Mimir in pursuit of wisdom, showcasing his determination to gain knowledge at any cost. He is also linked to magic and prophecy, often seeking out new insights for the benefit of the cosmos. Odin's character in Norse mythology emphasizes the themes of wisdom, sacrifice, and the quest for understanding in a complex world.