From the name of the flower, which derived from the Old English word “dægeseage” meaning “day’s eye”.
It was first used as a given name in the 19th century along with other flower names.
Daisy is also used as a nickname for Margaret.
It appeared in Henry James’ novella “Daisy Miller”, written in 1878 and F. Scott Fitzgerald’s novel “The Great Gatsby”, written in 1925.
Daisy is a popular name in England, Wales, Scotland and Australia.