A pet-form of the female name Katherine; now also used as a baptismal name. Also, a dialect name for several species of finches, as the brambling, hawfinch and goldfinch.
1773. Barrington, in Phil. Trans., LXIII. 283, note. The London bird-catchers also sell the yellow hammer, twite and brambling [note, They call this bird a kate] as singing birds.
180233. G. Montagu, Ornith. Dict. (ed. Rennie), 53. Mountain Finch (Provincial) Kate.
1885. Swainson, Prov. Names Birds, 58. In the north, young goldfinches are called Grey Kates or Pates.