There are multiple origins and translations for the hugely popular name Olivia:
1. Derived from the ancient Greek adjective ὄλβια [ólvia] etymology - "happily, richly" definition - "prosperous; happy; blissful".
2. Italian name, comes from the Latin word oliva means - "olive".
The name first mentioned by William Shakespeare at comedy "Twelfth Night, or What You Will". One of the most popular names in English-speaking countries.