Davos Seaworth is a fictional character from the A Song of Ice and Fire series by George R.R. Martin and is prominently featured in the television adaptation, Game of Thrones. He is known as the "Onion Knight" due to his humble beginnings as a smuggler who once brought onions to the besieged city of Storm's End. Davos serves as a loyal advisor to Stannis Baratheon, supporting him in his quest for the Iron Throne. His character is marked by his strong sense of honor and pragmatism, often navigating the complex political landscape of Westeros with a focus on loyalty and survival.