Keiran is a unisex name of Gaelic origin that means "little dark one" or "dark-haired." It is a name often given to individuals with a mysterious and enigmatic aura, as it is associated with darkness and introspection. People with the name Keiran are often seen as deep thinkers and individuals who possess a quiet strength. They are known for their intelligence, creativity, and ability to see things from a different perspective. Keiran is a name that exudes an air of sophistication and elegance, making it a popular choice for both males and females.