Meaning and Name Origin
Gian \gian\ as a boys' name is pronounced jon. It is of Italian and Hebrew origin, and the meaning of Gian is "God is gracious". Respelling of John, often used in combination with other names such as Giancarlo, Gianfranco, and Gianluca. Gianni is equivalent to Johnny.
For more on this name, see also the related boy name Giovanni.
Gian has 33 more alternative forms via John, Johnny: Ean▼, Eian, Eion, Euan, Evan▲, Ewan, Ewen, Giannes, Giannis, Giannos, Hans▼, Iain, Ian▲, Ivan, Ivann, Iwan, Jan▼, Jean▼, Jehan, Jian, Jianni, Joao, Johan▲, Jon▼, Jovan▼, Juan, Juwan▼, Sean▲, Seann, Shane▲, Shaun▼, Shawn▲ and Zane▲.
Gian is an unusual given name for men but a somewhat prominent surname for both adults and children (#84622 out of 88799, Top 95%). (2000 U.S. Census)
Shown below is an analysis of the popularity of the boy name Gian and associated names. Prominent alternative forms of Gian (#unlisted) are John (#26 in 2014), Evan (#58), Ian (#77), Juan (#98), Giovanni (#125), Ivan (#132), Sean (#193), Zane (#224), Shane (#277), Johnny (#299), Shawn (#323), Gianni (#515), Johan (#579), Jon (#675), Shaun (#742), Giancarlo (#823), Ean (#997), Juwan, Jean, Ewan, Euan, Hans, Iain, Jan and Jovan. Adoption of these boy names reached its apex in 2004 and is somewhat lower today, with versions like Shaun, Ean, Jon, Jovan and Jean becoming somewhat outmoded. The trendier boy names among these are Gianni (#515), Zane (#224), Giovanni (#125), Ian (#77) and Evan (#58), with Evan and Giovanni having a resurgence in usage. (Top 1000 Baby Names Statistics, 2014)