Meaning and Name Origin
Gun has 1 variant: Gunn.
Gun is an uncommonly occurring given name for men but a somewhat prominent surname for all people (#84215 out of 88799, Top 95%). (2000 U.S. Census)
Below is a charted analysis of the popularity of the boy name Gun and corresponding names. Prominent alternative forms of Gun (#unlisted) are Gunner (#235 in 2014) and Gunnar (#381). These boy names are at the apex of their popularity today. Gunnar (#381) and Gunner (#235) are two of the more trendy boy names here, with Gunnar going through a revival in usage. (Top 1000 Baby Names Records, 2014)