Sergei is a common male given name of Slavic origin, often associated with the Russian and Ukrainian cultures. It is derived from the Latin name "Sergius," which has historical roots in ancient Rome. The name is popular in various forms across Eastern Europe and is often used in literature and media. In addition to being a name, Sergei can refer to notable individuals, such as Sergei Rachmaninoff, a famous composer and pianist, or Sergei Prokofiev, another renowned composer. The name is also linked to various fictional characters in books and films, contributing to its cultural significance.