How Many People Are Named Kaidyn?
people named Kaidyn are alive in the United States today (estimate)
About 1 in 84,873 people in the US has this name
Based on 4,061 babies named Kaidyn in Social Security records from 1998 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
278 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
Of the babies given the name Kaidyn, 32.5% were girls and 67.5% were boys. The share of girls among babies named Kaidyn fell from 47% in the 2000s to 14.9% in the 2020s.
👥 Age Distribution
The average person named Kaidyn alive today is about 12 years old, and 100% are under 30. Half of them were between 7 and 16 in 2025.
📈 Popularity Over Time
Kaidyn first appears in the records in 1998 and was given most often in 2012, to 278 babies. In 2025, 78 babies got the name.
Babies given the name each year, 1998 to 2025
🏆 Rank History
Kaidyn has never been one of the 100 most popular boys' names. Its best rank was #1,043, in 2012. In 2025 it ranked #2,157. Among girls, its best rank was #1,924, in 2009.
| Boys | Girls | |
|---|---|---|
| Rank in 2025 | #2,157 | #9,141 |
| Best rank | #1,043 (2012) | #1,924 (2009) |
| Years in the top 100 | None | None |
| Rank in its biggest decade | #1,193 in the 2010s | #2,605 in the 2010s |
📍 State-Wise Distribution
People named Kaidyn alive today, by the state where they were born (estimate; state records start in 1910).
More people named Kaidyn were born in Texas than in any other state: about 356 of those alive today. Compared with the national rate in the same years, Kaidyn was given 2.6 times as often in Alabama, 2 times in Georgia and 2 times in North Carolina.
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