How Many People Are Named Kelby?
people named Kelby are alive in the United States today (estimate)
About 1 in 63,576 people in the US has this name
Based on 5,582 babies named Kelby in Social Security records from 1948 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
277 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
Of the babies given the name Kelby, 28.6% were girls and 71.4% were boys. The share of girls among babies named Kelby rose from 5.4% in the 1970s to 42.1% in the 2020s.
👥 Age Distribution
The average person named Kelby alive today is about 28 years old, and 53% are under 30. Half of them were between 20 and 35 in 2025.
📈 Popularity Over Time
Kelby first appears in the records in 1948 and was given most often in 1991, to 277 babies. In 2025, 32 babies got the name.
Babies given the name each year, 1948 to 2025
🏆 Rank History
Kelby has never been one of the 100 most popular boys' names. Its best rank was #742, in 1991. In 2025 it ranked #5,311. Among girls, its best rank was #1,659, in 1991.
| Boys | Girls | |
|---|---|---|
| Rank in 2025 | #5,311 | #7,680 |
| Best rank | #742 (1991) | #1,659 (1991) |
| Years in the top 100 | None | None |
| Rank in its biggest decade | #942 in the 1990s | #2,237 in the 1990s |
📍 State-Wise Distribution
People named Kelby alive today, by the state where they were born (estimate; state records start in 1910).
More people named Kelby were born in Texas than in any other state: about 524 of those alive today. Compared with the national rate in the same years, Kelby was given 8.2 times as often in Oklahoma, 5.6 times in Utah and 3.7 times in Texas.
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