What does Jeff mean?
Jeff▼ has 27 related forms via Jefferson, Jeffrey: Geoff, Geoffrey▼, Geoffroi, Geoffroy, Geoffry, Geofrey, Geofry, Godfrey▼, Godfry, Gottfried, Jefery, Jefferey▼, Jefferies, Jeffers, Jefferson▼, Jeffersson, Jeffery▼, Jeffey, Jeffie, Jeffree, Jeffries, Jeffry▼, Jeffy, Jefry, Jeoffroi, Joffre and Joffrey.
Jeff is a very prominent first name for men (#120 out of 1220, Top 10%) and also a very prominent surname for all people (#23739 out of 150436, Top 16%). (2000 U.S. Census)
Presented below is the birth name popularity of Jeff for boys. Jeff reached its apex position of #55 in the U.S. during the years 1960-1969, but is not in the Top 1000 at the moment. (2014 Birth Statistics)
Prominent alternative forms of Jeff rated in the Top 1000 are Geoffrey, Godfrey, Jefferey, Jefferson (#609 last year), Jeffery (#665), Jeffrey (#266) and Jeffry. These boy names were at the peak of their popularity during 1960-1969 (usage of 0.6081%) and have become much less popular since (usage 0.1825%, down 70%), with forms such as Godfrey, Jefferey, Jefferson, Jeffery and Jeffry becoming somewhat outmoded. Jeffrey (#266) is the most fashionable name for newborns among these. Shown below is an analysis of the popularity of Jeff and affiliated names. (2014 Birth Statistics)