Karlo is a Slavic name of Croatian origin, meaning "free man" or "strong". It is composed of the elements 'kara' meaning strong and 'lov' meaning fame or love. This name has been popular among Croatians for centuries and was often used by royalty in ancient times. Karlo is also used as a variant of Charles in some European countries, such as Italy, France, and Germany. Today, it remains a beloved choice among parents seeking unique yet meaningful names for their sons.
The name Karlo experienced fluctuations in popularity over the decades, with a notable increase since the late 1990s. Between 1959 and 1986, there were fewer than 15 births each year. However, starting from 1987, the number of annual births increased significantly, peaking at 34 in 2023. Overall, there have been a total of 997 births named Karlo from 1959 to 2023.