The story of Keiko
Keiko is rare for girls in the United States, ranked #6,689 in 2025 with 17 babies given the name. It is currently rising compared with a decade ago.
Since 1922, 1,184 American babies have been named Keiko. Its peak came in 1995, when 31 newborns received the name, the signature sound of the 1990s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Keiko stood among all girls' names in any year, or use the compare tool to plot it against other names.