Harriett is a variant spelling of the medieval English name Harriet. It descends from the Old French Henriette — itself a diminutive of Henri — rooted in the Germanic elements haim (home) and ric (ruler). Historically prominent in Anglo-American contexts, Harriett has been borne by the novelist Harriet Beecher Stowe and the abolitionist Harriet Tubman, cementing its associations with literary reform and social activism. Technically, the extra terminal T spares Harriett from the mass-produced status of its more common counterpart, offering a subtle flourish of idiosyncrasy that remains tasteful. In recent decades, the name has maintained a modest presence in U.S. naming records, appealing to parents seeking a blend of venerable heritage and understated distinction.
| Harriett Ellen Arey was an American educator, author, and publisher who championed women's education and helped establish the Ohio Woman's Press Association. |
| Harriett M. Allyn was an American zoologist and anthropologist who became Mount Holyoke College's first academic dean in 1929. |
| Harriett Litchfield, also known as Miss Sylvester Hay, was a British actress. |