What does Geoff mean?
Geoff has 1 variant: Geof.
For more on this name, see also the related boy name Jeffrey.
Geoff has 21 more alternative forms via Geoffrey: Geffrey, Geoffery, Geoffroy, Geoffry, Geofrey, Jefery, Jeff▼, Jefferey▼, Jefferies, Jeffery▼, Jeffree, Jeffrey, Jeffrie, Jeffries, Jeffry▼, Jefry, Jeoffrol, Jephers, Jepherson, Jephrey and Jephry.
Geoff is an unusual first name for men. Geoff is an equivalently unusual surname too for both adults and children. (2000 U.S. Census)
Prominent variation forms of Geoff (#unlisted) listed in the Top 1000 are Geoffrey, Jeff, Jefferey, Jeffery (#665 in 2014), Jeffrey (#266) and Jeffry. These boy names were at the top of their popularity during the years 1960-1969 (usage of 0.7357%) and are now much less widespread (usage 0.1782%, down 75.8%), with the versions Geoffrey, Jeff, Jefferey, Jeffery and Jeffry becoming somewhat outmoded. Jeffrey (#266) is the most fashionable name for newborns among these. Below is a charted comparison of the popularity of Geoff and corresponding names. (2014 Birth Statistics)