Eini may refer to:

  • Eini dialect, an extinct variety of Khoekhoe on the Orange River of South Africa, sometimes listed as a distinct language or mistakenly assumed to be a variety of !Ora
  • Qasr Al-Eini Museum, a historical medical museum in Cairo, Egypt
  • Lea Eini, also written Lea Aini, an Israeli author and poet
  • Eini, Finnish female singer (Finnish Wikipedia page)