How Many People Are Named Trillium?
people named Trillium are alive in the United States today (estimate)
About 1 in 5,340,388 people in the US has this name
Based on 64 babies named Trillium in Social Security records from 2009 to 2024, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
11 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Trillium in the records were girls.
👥 Age Distribution
The average person named Trillium alive today is about 10 years old, and 100% are under 30.
📈 Popularity Over Time
Trillium first appears in the records in 2009 and was given most often in 2013, to 11 babies. The last year it was given to at least 5 babies of one sex was 2024.
Babies given the name each year, 2009 to 2024
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