Latin oliva, "olive" — olive tree; peace. Shakespeare gave the name to a countess in Twelfth Night (1602), the first clear use of Olivia as an English given name.
Olivia ranks 1st among American girls in 2025, with 13,554 born that year. Its best year was 2014, when 19,863 babies were given the name, ranking 2nd. The typical living American called Olivia is about 16 years old today. It is relatively most common in New Hampshire, where it accounts for 0.77% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.