Theil may refer to:

People with surname Theil edit

See also edit

  • Theil index, a statistical algorithm used to measure economic inequality
  • Theil–Sen estimator, a statistical linear graph method
  • Theil's U, a measure of nominal association also known as the uncertainty coefficient principle
  • Le Theil, a French commune name
  • Thiel, an etymologically related (and commonly misspelled variant) surname