Masculine dossier · first seen 2005
Mj
Rising
Gaining cultural share
Peak era
2018
Peak births
17
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Mj
How many people are named Mj?
An estimated 180 living Americans are named Mj.
How rare is Mj?
Mj is very rare among babies today, with 16 boys receiving the name in 2025, down 5.9% from its 2018 peak.
How old is the typical Mj?
The median age of a living American named Mj is approximately 8 years, with most bearers falling between 4 and 14 years old.
Is Mj still popular?
Yes — Mj is currently rising in popularity, with 16 births in 2025. Births this decade are running about 1.4× higher than the previous decade.
2005Peak 20182025
Peak year
2018
Decline from peak
5.9%
2025
16
All-time
182