How Many People Are Named Alphonsus?
people named Alphonsus are alive in the United States today (estimate)
About 1 in 3,560,258 people in the US has this name
Based on 454 babies named Alphonsus in Social Security records from 1883 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
28 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Latinized form of ALFONSO. This name was borne by Saint Alphonsus Liguori, an 18th-century Italian bishop who is regarded as a Doctor of the Church.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
⚧ Gender Distribution
All of the babies given the name Alphonsus in the records were boys.
👥 Age Distribution
The average person named Alphonsus alive today is about 38 years old, and 48% are under 30.
📈 Popularity Over Time
Alphonsus first appears in the records in 1883 and was given most often in 1917, to 28 babies. In 2025, 7 babies got the name.
Babies given the name each year, 1883 to 2025
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