A diminutive of Jennifer, from Cornish and Welsh Guinevere, often interpreted as "fair one" or "white wave."
Jenni is a Scandinavian and Finnish spelling of Jenny, itself a medieval diminutive of Jane and later adopted as a pet form of Jennifer. Jennifer derives from the Welsh name Gwenhwyfar — "white phantom" or "fair one" — the same name as Guinevere, the legendary queen of Arthurian romance. The name traveled a long route from Celtic Wales into English usage and eventually into the Nordic countries, where Jenni became the preferred spelling, giving the name a distinctly northern European character without departing from its ancient roots.
In Finland especially, Jenni has been a consistently popular given name since the latter half of the twentieth century, and it carries a clean, bright quality that fits the Finnish aesthetic sensibility. Elsewhere, the Jenny/Jenni family gained enormous visibility through Robert Burns's tender poem "Sweet Jenny," through Jenny Lind — the Swedish Nightingale whose 1850 American tour made her a transatlantic sensation — and through the folk ballad tradition where Jenny often represented the ideal sweetheart or beloved. The Jenni spelling today reads as cosmopolitan and quietly international — neither the very American Jenny nor the more formal Jennifer, but something between them, lighter on its feet.
It has a pop-culture touchstone in Jenni Rivera, the beloved Mexican-American singer whose powerful voice and tragic early death in 2012 made her a cultural icon across Latin America and the United States. For parents who love the sound of Jenny but want a slightly less expected form, Jenni offers that with a Scandinavian twist.