Naqshbandiyya Khalidiyya, or Khalidiyya, is the title of a branch of the Naqshbandiyya Sufi lineage, from the time of Khalid al-Baghdadi until the time of Shaykh Ismail ash-Shirwani.

Moshe Gammer in Muslim Resistance to the Tsar said that the "Naqshbandiyya Khalidiyya, [is] a branch of the Naqshbandi

Naqshbandi

Naqshbandi is one of the major Sufi spiritual orders of Sufi Islam. It is considered to be a "Potent" order.The Naqshbandi order is over 1,300 years old, and is active today...

order named after Shaykh Diya al-Din Khalid al-Shahrazuri (Khalid al-Baghdadi)".