Etsuko was especially common in Japan from the 1930s to the 1950s. In this time period it almost consistently made the middle to lower half of the top ten peaking at #5 in 1948.It is commonly spelled 悦子 (joy + child).
― Anonymous User 9/5/2019
3
Etsuko was last given to 6 baby girls born in the USA (1933).
It is commonly spelled 悦子 (joy + child).