Pet form of Euphemia, from Greek 'euphēmia' meaning 'well-spoken' or 'good repute.'
Effie is the diminutive of Euphemia, an ancient Greek name composed of 'eu' (well, good) and 'phemi' (to speak) — meaning 'well-spoken' or 'of good repute.' The full name was borne by several early Christian martyrs, most notably Saint Euphemia of Chalcedon, whose feast day was observed across the Byzantine Empire and whose basilica hosted the famous Council of Chalcedon in 451 CE. The name spread through Christendom on the strength of her veneration, eventually producing the warm, compact Effie that we know today.
In Victorian Britain and Scotland, Effie had a particular moment of prominence — it was the nickname of Euphemia Gray, the art critic John Ruskin's wife, whose unhappy marriage and subsequent union with the painter John Everett Millais made her one of the most discussed women of the age. The Pre-Raphaelite world painted her, wrote about her, and her story became a kind of cautionary tale about constrained womanhood that has been revisited in novels and films ever since. Effie also appears in the Scottish literary tradition as a figure of pastoral tenderness and folk song sweetness.
The name's modern visibility received a sharp boost from Suzanne Collins's Hunger Games trilogy, where Effie Trinket — flamboyantly costumed, fatally complicit, ultimately redeemed — brought the name to a global readership of young adults. Elizabeth Banks's film portrayal cemented the character's iconic status. Today Effie reads as vintage-chic, a grandmother's name reclaimed by a new generation that appreciates its brevity, its classical depth, and its quietly subversive pop culture echoes.