A diminutive of Harriet or Hattie, from Germanic roots meaning home ruler.
Hatti is most immediately a diminutive of Harriet, which itself derives from the Old French Henriette, a feminine form of Henri (Henry), meaning "home ruler" — from the Germanic roots heim (home) and ric (ruler or power). The name traveled into English from the Norman French after 1066 and took strong root, producing a cascade of affectionate short forms: Hattie, Hatty, and Hatti among them. There is also an ancient echo hiding in the spelling: the Hatti were the indigenous people of central Anatolia whose civilization preceded and partially merged with the Hittite Empire, making the name — spelled this way — carry an inadvertent archaeological depth.
The most towering historical bearer of the diminutive form is Hattie McDaniel (1895–1952), the actress and singer who became the first African American to win an Academy Award, for her role as Mammy in "Gone with the Wind" (1940). McDaniel was a woman of formidable talent and complex legacy — celebrated for her artistry while navigating the brutal racial constraints of Hollywood's golden age — and her name has carried both pride and complicated memory ever since. Hattie Carnegie, the Vienna-born American fashion designer who dressed the most glamorous women of mid-century Manhattan, gave the name another dimension of style and immigrant ambition.
Today Hatti belongs to the warm revival of Victorian-era diminutives — names like Millie, Nellie, and Bessie — that have returned to favor as parents seek something vintage, affectionate, and slightly unexpected. It sits at the intersection of old-fashioned charm and modern individuality, short enough to feel casual but historically rooted enough to carry real weight.