A diminutive of Charlotte, the French, feminine version of the Germanic name Charles. It is thought to mean "free man," although it is also sometimes said to mean "petite". Lottie’s popularity as a stand-alone name has been on the rise since the early 21st century. Lucy Origin: English; Latin Meaning: Light Lucy is the English version of the Roman name Lucia, the feminine form of Lucius, which was derived from the Latin word for "light," lux. It has been in use as an English given name since the Middle Ages. It peaked in popularity in modern times in the early 2000s, but has been on the decline since.