One or grace
In German, Ein is the word for the number one, often used to signify uniqueness or being first. It is also frequently used in Japan as a name with various meanings depending on the kanji used, and can occasionally be a diminutive of the Hebrew name Yochanan, meaning grace of God.
Fewer than 5 boys were named Ein in 2025.
US births per 5-year period, 1990–present (SSA data).
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