How Many People Are Named Phi?
people named Phi are alive in the United States today (estimate)
About 1 in 684,939 people in the US has this name
Based on 519 babies named Phi in Social Security records from 1976 to 2015, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
26 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
Of the babies given the name Phi, 8.8% were girls and 91.2% were boys. The share has stayed close to this since the 1980s: 13.7% of the babies were girls then and 4.8% in the 2000s.
👥 Age Distribution
The average person named Phi alive today is about 32 years old, and 63% are between 30 and 59. Half of them were between 26 and 39 in 2025.
📈 Popularity Over Time
Phi first appears in the records in 1976 and was given most often in 1992, to 26 babies. The last year it was given to at least 5 babies of one sex was 2015.
Babies given the name each year, 1976 to 2015
🏆 Rank History
Phi has never been one of the 100 most popular boys' names. Its best rank was #2,406, in 1986.
| Boys | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,406 (1986) |
| Years in the top 100 | None |
| Rank in its biggest decade | #3,786 in the 1990s |
📍 State-Wise Distribution
People named Phi alive today, by the state where they were born (estimate; state records start in 1910).
More people named Phi were born in California than in any other state: about 78 of those alive today. Compared with the national rate in the same years, Phi was given about 5.4 times as often in California.
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