Lucy \l(u)-cy\ as a girl's name is pronounced LOO-see. It is of Latin origin, and the meaning of Lucy is "light". Feminine form of Lucius; vernacular form of Lucia. The feast day of Saint Lucy (fourth century), patroness of sight, is called the Festival of Light in Sweden. Lucy is also a bossy little girl in Charles Schulz's popular "Peanuts" comic strip. Actress Lucy Liu.
Lucy has 27 variant forms: Lou, Loulou, Lu, Luce, Lucetta, Lucette, Luci, Lucia, Luciana, Lucianna, Lucida, Lucie, Lucienne, Lucile, Lucilia, Lucilla, Lucille, Lucina, Lucinda, Lucine, Lucita, Lucyna, Lucyja, Lucza, Lusita, Luz and Luzija.
For more information, see also the related name Luella.