Declining since 2002.
Popularity of Janneth since 1985
Babies named Janneth per year in U.S. Social Security records.
Data table (by decade)
| Decade | Girls |
|---|---|
| 1980s | 28 |
| 1990s | 144 |
| 2000s | 180 |
| 2010s | 72 |
| 2020s | 16 |
Meaning & origin
Janneth is a modern spelling variant of Janet, a name with deep Scottish roots. First recorded in the U.S. in 1985, although never entering the top 1000, it saw its highest usage in 2002, after which it entered a steady decline. As of 2025, the name has become increasingly rare, likely due to the broader trend away from traditional female names like Janet. The spelling with a double 'n' (Janneth) is a minor variation on the more common Jannet, a pattern seen in other names (e.g., Ann vs. Anne). Despite its low current usage, Janneth retains a familiar sound through its connection to Janet. The name's trajectory reflects the larger shift in naming preferences: in the 2000s, such classic forms were often eclipsed by more stylized or invented names. Because Janneth has not been associated with any top states, its geographic distribution appears scattered. In Scotland, Janet has been used since the 16th century, and while Janneth is an American variant, it inherits that historical echo.
Janneth is likely a modern spelling variant of Janet, a Scottish diminutive of Jane. Jane itself is the feminine form of John, from the Hebrew name Yochanan meaning 'Yahweh is gracious'. The name Janet was a common Scottish name since the Middle Ages, and Janneth emerged in the late 20th century as a phonetic respelling.
Nicknames & variants
Nicknames: Jan, Netty
Sibling names for Janneth
Names that share Janneth's style, for a brother or sister.

