Katsuko is a name of Japanese origin, meaning 'victorious child'. It consists of two elements: 'Katsu', which signifies victory, and 'ko', signifying child. This name has been traditionally bestowed upon daughters in Japan, carrying with it a sentiment of hope for future prosperity and success.
The name Katsuko was popular among parents during the early to mid-1920s, with a peak of eight babies named Katsuko in 1929. Despite fluctuations from year to year, the name remained steadily present throughout this period.