What does Gill mean?
Gill \gi-ll\ as a name for girls (also used as boys' name Gill). Gill's name origins are Old German and Latin, and Gill means "bright promise; youthful". Gill is a derivative of Gilberte (Old German): feminine of Gilbert. Gill is also a variant of Gillian (Latin): anglicization of Juliana.
Gill has 24 different forms via Gilberte, Gillian: Berta▼, Bertie▼, Berty, Ghilian, Ghiliane, Ghillian, Gigi, Gilberta, Gilbertha, Gilberthe, Gilbertina, Gilbertine, Gilian, Giliana, Gillan, Gillianna, Gillianne, Gillie, Gilly, Gillyanne, Jillian, Jillianne, Jillyan and Jyllian.
Gill is an unusual given name for females but a very prominent surname for all people (#430 out of 150436, Top 1%). (2000 U.S. Census)
Below is a charted analysis of the usage of Gill and affiliated names. Prominent varying forms of Gill (#unlisted) are Berta, Bertie, Gigi, Gillian and Jillian (#385 in 2014). Usage of these girl names reached its most widespread in the year 2000 (usage of 0.3112%) and has become significantly less since (usage 0.123%, down 60.5%), with the versions Berta, Bertie and Gillian becoming less trendy. Jillian (#385) is the most trendy name for newborns here. (Top 1000 Baby Names Records, 2014)
Gill is pronounced similarly to Gael, Gahl, Gail▼, Gaile, Gal, Gale▼ and Gayll. Other suggested similar baby names are Gaila, Gaill, Gala, Galla, Geila, Gila, Gilah, Gilia, Giula and Jill▼. These names tend to be more frequently used than Gill.