Because her real first name was Lucille. Lucy is short for Lucille.
Lucy Pargeter's birth name is Lucy Kate Pargeter.
Lucille "Lucy" Esmeralda McGillicuddy
Yes, I know 9 lucy's
Lucy Fire's birth name is Gabrielle Jane Dietz.
her mama
Lucy
Lucy Rusedski's birth name is Lucy Connor.
Lucy Darkness's birth name is Lucy King.
Judith Lucy's birth name is Judith Mary Lucy.
Lucy Roucis's birth name is Lucy Jane Roucis.
Lucy Kee's birth name is Lucy Alice Kee.
Lucy Benjamin's birth name is Lucy Jane Baker.
Lucy Fry's birth name is Lucy Elizabeth Fry.
Lucy Dahl's birth name is Lucy Neal Dahl.
Lucy DeVito's birth name is Lucy Chet DeVito.
Lucy Boynton's birth name is Lucy Diana Boynton.
Lucy Briers's birth name is Lucy Jane Briers.