Saku is a name of Japanese origin, meaning "clear" or "pure". It is a unisex name, although it is more commonly used for males. The name Saku is composed of two kanji characters, 先 (saki) and 生 (ki), which together form the word 'firstborn'. In Japan, it is often given to the eldest child in a family. Internationally, Saku has gained popularity due to its unique sound and meaning. Some notable people with this name include Saku Kohtake, a Japanese football manager, and Saku Kanenobu, a Japanese musician. The name Saku is also used in Finland, where it means 'waters'. In Finnish culture, Saku is associated with the traditional Sauna ritual, which is an important part of Finnish life and culture.
The name Saku has seen limited use in the United States, with only five babies being named Saku each year since 2011. Despite this small number of occurrences annually, it is interesting to note that the total number of births with the name Saku remains consistent at five over time. This consistency suggests a specific and steady preference for the name among parents in the United States during this period.