Masculine dossier · first seen 1912
Glennon
Extinct
Near statistical disappearance
Peak era
1957
Peak births
33
Current vitality
Dormant
Peak generation
Boomer
Quick answers about Glennon
How many people are named Glennon?
Based on SSA birth records through 1995, an estimated 462 Americans born with the name Glennon may still be living. No new bearers have been recorded since 1995.
How rare is Glennon?
Glennon has not appeared in SSA records since 1995. It is effectively extinct as a new baby name — no boys received it in the latest available data.
How old is the typical Glennon?
The median age of a living American named Glennon is approximately 65 years, with most bearers falling between 57 and 74 years old.
Is Glennon still popular?
No. Glennon is extinct in new births; the SSA last recorded it in 1995.
Where is Glennon most common?
Glennon has its strongest geographic signal in Missouri, where it appears 31.2× more often than the national baseline.
1912Peak 19572025
Peak year
1957
Decline from peak
100%
2025
0
All-time
1,244