The name Regan is a actually a baby boy name. The name Regan originally comes from the Celtic origin. In Celtic The meaning of the name Regan is: "Regal" or "little King".
Origin of the name Rose: Originally, Rose was a short form of any of the old Germanic names in use in England in the Middle Ages that contained the element hros, ros (horse). Flower names began being used in the 19th century, and now Rose is bestowed with reference to the flower.
Celtic Meaning: The name Ronat is a Celtic baby name. In Celtic the meaning of the name Ronat is: Seal.