What does Glenn mean?
Glenn /glenn/ [1 syll.] as a boys' name (also used as girls' name Glenn) has the meaning "glen". Glenn is an alternate form of Glen (Irish, Gaelic): place name from Gaelic gleann. Compare last name Glann.
How popular is Glenn?
Glenn is a very prominent first name for men (#117 out of 1220, Top 10%) and also a very prominent surname for all people (#627 out of 150436, Top 1%). (2000 U.S. Census)
Presented below is the baby name popularity of Glenn for boys. Glenn reached its apex position of #68 in the U.S. in the 1950s, but is not in the Top 1000 at the moment. (2014 Birth Statistics)
Glen, Glendon and Glynn are the prominent alternative forms of Glenn rated in the Top 1000. Variants like Glendyn are seldom used. Usage of these boy names reached its peak during the years 1930-1939 (usage of 0.5533%) and is now significantly less, with the versions Glen, Glendon, Glenn and Glynn becoming less in vogue. Below is a graphed analysis of the usage of Glenn and corresponding names. (2014 Birth Statistics)