Jill

Jill is a female given name that originated as a diminutive form in English. It is now used as a name in its own right and appears in many English-speaking countries. The name is commonly said to derive from Gillian or Jillian, which themselves derive from medieval names related to Julian or William, and it is sometimes linked to Juliet as well. The use of Jill as a standalone given name grew in the 19th and 20th centuries, and it remains in regular use today. Variants and related forms include Jillian, Gillian, and Giulia in other languages.

Notable people named Jill include Jill Biden, First Lady of the United States since 2021; Jill Scott, American singer and actress; Jill Clayburgh, American actress; Jill Stein, American physician and political activist; Jill St. John, American actress; Jill Hennessy, Canadian-American actress. In fiction, Jill Valentine is a central character in the Resident Evil video game franchise, and Jill Pole is a character in The Chronicles of Narnia series.

In popular culture, the name Jill is associated with various film, television, and literary characters, reflecting its mid- to late-20th-century popularity in several English-speaking countries. The name Jill remains a common choice for girls and appears in baby name lists, though popularity has fluctuated over time.