Castell (surname)
Castell is a surname of English or Catalan origin. Notable people with the surname include:
- Adela Castell, Uruguayan educator, writer, and poet
- Alan Castell, English cricketer
- David Castell, American record producer, musician and recording engineer
- Edmund Castell, English orientalist
- John Castell, 15th-century Master of University College, Oxford, and a Chancellor of the university
- Jordan Castell, American football player
- José María Castell, Spanish footballer
- Lacksley Castell, Jamaican reggae singer
- Patricia Castell, Argentine actress
- Sir William Castell, British businessman