Bernardo is a name of Spanish and Italian origin derived from the Germanic word "berinhard," meaning "bear strength" or "brave bear." It was introduced to Spain by Visigothic settlers from Germany in medieval times and became popular among nobility due to its association with brave warriors and strong leaders. Notable figures like Saint Bernard of Clairvaux and Bernardo O'Higgins have contributed significantly to various fields while bearing this powerful name. Today, Bernardo remains popular in Spain, Italy, and other countries influenced by Spanish or Italian immigration.