From Latin 'laeta' meaning joyful or glad, or a short form of names like Violet or Letitia.
Leta arrives with a double inheritance: from Latin laeta, meaning "joyful" or "glad," and from the Greek mythological tradition where Lethe was the underworld river of forgetfulness, whose waters souls drank before reincarnation to release the burdens of their former lives. The two meanings exist in productive tension — joy and forgetting, lightness and depth — and together they give Leta a name with more philosophical resonance than its two syllables might suggest. In Roman usage, Laeta was occasionally given to girls as a straightforward wish for happiness, a practice that persisted quietly through medieval Christianity.
The anglicized form Leta appeared with particular frequency in the United States during the 1880s through 1910s, when short Latinate and Greek-derived names were fashionable among families who wanted something classical without the weight of a full Augusta or Cornelia. Leta Stetter Hollingworth, the pioneering American psychologist who championed the scientific study of gifted children and challenged sexist assumptions about women's intellectual capacity, is perhaps the most significant historical bearer — her name attached to a life of rigorous, courageous scholarship. Modern parents rediscovering Leta tend to appreciate its balance: it is recognizably vintage without being heavy, international in feel without being obscure, and short enough to pair cleanly with longer middle names or hyphenated surnames.
The name sits near Cora, Vera, and Nora in spirit — monosyllabic-adjacent, crisp, and quietly confident. A child named Leta inherits both the Roman wish for gladness and a reminder that some things are best left behind.