Lạc Long Quân is a legendary figure in Vietnamese mythology, often regarded as the father of the Vietnamese people. He is said to be a dragon lord who descended from the heavens and married Âu Cơ, a fairy. Together, they had a hundred children, symbolizing the unity and diversity of the Vietnamese nation. Lạc Long Quân is celebrated for his bravery and wisdom, embodying the spirit of the Vietnamese people. His story is an essential part of the cultural heritage of Vietnam, representing themes of love, family, and the connection between humans and nature.