What does Em mean?
Em [em] as a name for boys (also used as girls' name Em) is of Old English and Old German derivation, and the name Em means "Emery's son; brave power". Em is a version of Emerson (Old English): Ralph Waldo Emerson. Em is also a variation of Emery (Old German): transferred use of the surname.
(male) Elm, Emo, ..
(female) Eel, Eta, .. Middle name pairings:
Em Zion (E.Z.), ..
How popular is Em?
Em is an unusual first name for males but a very prominent surname for both adults and children (#29932 out of 150436, Top 20%). (2000 U.S. Census)
Which version is better?with its source forms and related boy names. Prominent alternative forms of Em (not in Top 2000) ranked in the Top 2000 are Emerson (#301 from recent data), Emery (#752) and Emory (#829). These forms of Em were popular presently (usage of 0.09%). Emerson is the most contemporarily stylish boy name in this compilation. (2015 Birth Statistics)