Caro is a short form of the Italian feminine given name Carolina, which means 'strong' or 'free'. It's also a diminutive for the Spanish name Carlota, derived from Charlotte. The name Caro is often associated with warmth and familiarity, much like its nickname origins suggest. It's typically used as a female name but can occasionally be found as a male given name.
"In the year 1911, there were five babies named Caro born."