How Many People Are Named Jo?
people named Jo are alive in the United States today (estimate)
About 1 in 2,970 people in the US has this name
Based on 180,911 babies named Jo in Social Security records from 1881 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
⭐ Uncommon
Peak Year
8,077 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Short form of JOAN (1), JOANNA, JOSEPHINE, or other names that begin with Jo. It is primarily masculine in German and Dutch, short for JOHANNES or JOSEF.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Same Sound, Other Spellings
These names are pronounced like Jo in English. Counting Jo and these spellings together, about 312,647 people alive in the US have the name.
⚧ Gender Distribution
Of the babies given the name Jo, 99.1% were girls and 0.9% were boys. The share of girls among babies named Jo fell from 100% in the 1890s to 86.5% in the 2020s. It was lowest in the 2000s, at 73.6%.
👥 Age Distribution
The average person named Jo alive today is about 71 years old, and 88% are 60 or older. Half of them were between 66 and 78 in 2025.
📈 Popularity Over Time
Jo first appears in the records in 1881 and was given most often in 1954, to 8,077 babies. In 2025, 44 babies got the name.
Babies given the name each year, 1881 to 2025
🏆 Rank History
Jo never made the top 10 girls' names. Its best rank was #51, in 1947, and it was in the top 100 for 26 years, 1933 to 1958. In 2025 it ranked #4,027.
| Girls | |
|---|---|
| Rank in 2025 | #4,027 |
| Best rank | #51 (1947) |
| Years in the top 100 | 26 (1933 to 1958) |
| Rank in its biggest decade | #68 in the 1950s |
📍 State-Wise Distribution
People named Jo alive today, by the state where they were born (estimate; state records start in 1910).
More people named Jo were born in Texas than in any other state: about 11,429 of those alive today. Compared with the national rate in the same years, Jo was given 2 times as often in Oklahoma, 1.9 times in Texas and 1.8 times in Arkansas.
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