The name Felicity is an English female given name. It means "happiness". The name is derived from the Latin name Felicitas, which is also the name for an Ancient Roman goddess. This female name was at 236 in popularity for girls around England and Wales. The name was 390th in popularity on girls in the United States for 1999. Felicity is a female version of the masculine name Felix. The name Felicity is the name of a character played by Keri Russell.