Teagan is an Irish female first name, but has been used by some males in recent years. The male equivalent is Teague (pronounced Tea-gan" Teagan is the diminutive of the Irish tadhg ("poet"). Teagan can also mean "attractive" or "beautiful".

Notable people with the first name Teagan include:

  • Teagan Clive (born c. 1959), American bodybuilder, actress and journalist
  • Teagan Presley (born 1985), American pornographic actress