What does Finnian mean?
Anglicized form of Gaelic FinnÚn, derived from finn. Also used as pet form of Finn. The 1968 film "Finian's Rainbow" was Fred Astaire's last musical. The name of several early saints, one of whom may have been the same person as Saint Finbar. Saint Finnian of Clonard (sixth century) was called "The Teacher of Irish Saints" because many students at his school became prominent ecclesiastics.
(male) Fenian, Finnin, ..
(female) Finniane, Finniani, ..
How popular is Finnian?
Finnian is an uncommonly occurring first name for men. Finnian is also an uncommon surname for all people. (2000 U.S. Demographics)
Charted below is the baby name history of Finnian for boys. Finnian was first listed in 2002 and reached its top rank of #1214 in the U.S. in 2007, and is presently at #1366. (Top 2000 Names, 2014)
Below is a charted comparison of the history of the boy name Finnian and corresponding names. Finn (#234 via latest list) and Fionn are the prominent variation forms of Finnian (#1366 via latest list). These forms of Finnian are at the peak of their popularity today (average #1200). Finn is the most chic birth name here.
Suggested similar names are Annan, Bivian, Cannan, Cillian, Donnan, Eilian, Eirian, Fabian▲, Faebian, Favian, Faybian, Fernan, Filian, Fillan, Findlay, Fineas, Finegan, Fingal, Finlay, Finlea (see Finlay), Finlie, Finndlay, Finnegan▲, Finnlea (see Finlay), Finnley▲, Finnlie, Fintan, Fionntan, Fiontan, Firmin, Flannan, Flavian, Florian▼, Gentian, Gilian, Gillian, Hannan, Innman, Jentian, Kannan, Kennan, Kienan, Kilian, Killian▲, Kingman, Midian, Ninian, Quinntan, Siprian, Tannan, Tienan and Vivian▼. These names tend to be more commonly used than Finnian.