How Many People Are Named Caitlin?
people named Caitlin are alive in the United States today (estimate)
About 1 in 3,104 people in the US has this name
Based on 112,426 babies named Caitlin in Social Security records from 1955 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
⭐ Uncommon
Peak Year
7,274 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Anglicized form of CAITLÍN.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Same Sound, Other Spellings
These names are pronounced like Caitlin in English. Counting Caitlin and these spellings together, about 570,335 people alive in the US have the name.
⚧ Gender Distribution
Almost all of the babies given the name Caitlin (99.8%) were girls.
👥 Age Distribution
The average person named Caitlin alive today is about 31 years old, and 61% are between 30 and 59. Half of them were between 25 and 36 in 2025.
📈 Popularity Over Time
Caitlin first appears in the records in 1955 and was given most often in 1988, to 7,274 babies. In 2025, 78 babies got the name.
Babies given the name each year, 1955 to 2025
🏆 Rank History
Caitlin never made the top 10 girls' names. Its best rank was #44, in 1988, and it was in the top 100 for 17 years, 1985 to 2001. In 2025 it ranked #2,333.
| Girls | |
|---|---|
| Rank in 2025 | #2,333 |
| Best rank | #44 (1988) |
| Years in the top 100 | 17 (1985 to 2001) |
| Rank in its biggest decade | #70 in the 1990s |
📍 State-Wise Distribution
People named Caitlin alive today, by the state where they were born (estimate; state records start in 1910).
More people named Caitlin were born in California than in any other state: about 10,506 of those alive today. Compared with the national rate in the same years, Caitlin was given about 2.2 times as often in Massachusetts, New Hampshire and Vermont.
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