Masculine dossier · first seen 1947
Lyon
Rising
Gaining cultural share
Peak era
2024
Peak births
84
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Lyon
How many people are named Lyon?
An estimated 944 living Americans are named Lyon.
How rare is Lyon?
Lyon is uncommon among babies today, with 54 boys receiving the name in 2025, down 35.7% from its 2024 peak.
How old is the typical Lyon?
The median age of a living American named Lyon is approximately 8 years, with most bearers falling between 4 and 15 years old.
Is Lyon still popular?
Yes — Lyon is currently rising in popularity, with 54 births in 2025. Births this decade are running about 2.4× higher than the previous decade.
Where is Lyon most common?
Lyon has its strongest geographic signal in California, where it appears 1.9× more often than the national baseline.
1947Peak 20242025
Peak year
2024
Decline from peak
35.7%
2025
54
All-time
962
Where it lives now
Lyon is most concentrated in California — about 1.9× the national rate in the 2020s.
States where Lyon is given more often than the national average — its present-day heartland.