What does Reg mean?
(male) Raeg, Rag, ..
(female) Redi, Reel, .. Middle name pairings:
Reg Gael (R.G.), ..
How popular is Reg?
Reg is an uncommon first name for males but a somewhat popular last name for all people (#108734 out of 150436, Top 72%). (2000 U.S. Census)
Which version is better?with its source form and related boy names. Rene (#813 via latest list), Reginald (#875) and Reggie are the popular alternative forms of Reg (not in Top 2000). Other forms, like Reggy, are uncommon. Adoption of these relations of Reg was common among parents during 1960-1969 (usage of 0.2%) and has become much lower since, with versions like Rene falling out of fashion. (Top 2000 Names, 2015)