A variant of Brittany, the place-name for the French region of Bretagne.
Brithany is a variant spelling of Brittany, a name derived from the historical region of Brittany in northwestern France — Bretagne in French, from the Latin Britannia. The region was settled in the fifth and sixth centuries by Brythonic Celts fleeing the Anglo-Saxon migrations into Britain, and its name preserves that memory of displacement and cultural persistence. The Latin Britannia itself likely derives from a Celtic root Pritanī or Priteni, possibly meaning "painted people," referring to the ancient practice of tattooing or body-painting among Celtic tribes.
As a personal name, Brittany exploded in American popularity during the 1980s and 1990s, riding a wave of place names turned given names — Savannah, Chelsea, Cheyenne — that defined naming culture of that era. Britney Spears, who rose to global fame in 1998, both reflected and amplified the name's cultural saturation. The many spelling variants — Brittney, Britni, Britanie, Brithany — emerged partly from parents seeking individuality within a crowded name landscape, and partly from the phonetic freedom American naming culture affords.
The spelling Brithany introduces a soft "th" into the name's visual form, giving it a slightly more exotic appearance on paper while remaining phonetically close to the original. It carries all the associations of its generation — the confident, outgoing energy of the 1990s — while wearing a spelling that sets it apart from the standard. For bearers of the name today, that small difference is often worn as a point of pride: the same warmth, a slightly different signature.