How Many People Are Named Sinjin?
people named Sinjin are alive in the United States today (estimate)
About 1 in 931,293 people in the US has this name
Based on 376 babies named Sinjin in Social Security records from 1989 to 2022, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
25 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Variant of the name St. John (see JOHN).
Source of the meaning, origin, pronunciation and related names: Behind the Name.
⚧ Gender Distribution
All of the babies given the name Sinjin in the records were boys.
👥 Age Distribution
The average person named Sinjin alive today is about 24 years old, and 69% are under 30. Half of them were between 19 and 31 in 2025.
📈 Popularity Over Time
Sinjin first appears in the records in 1989 and was given most often in 1992, to 25 babies. The last year it was given to at least 5 babies of one sex was 2022.
Babies given the name each year, 1989 to 2022
🏆 Rank History
Sinjin has never been one of the 100 most popular boys' names. Its best rank was #2,806, in 1992.
| Boys | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,806 (1992) |
| Years in the top 100 | None |
| Rank in its biggest decade | #3,607 in the 1990s |
📍 State-Wise Distribution
People named Sinjin alive today, by the state where they were born (estimate; state records start in 1910).
More people named Sinjin were born in California than in any other state: about 41 of those alive today.
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