Sheik Haji Muhammed Yâsîn Efendi vas one of the most important last guides who lived in the second half of XIX. century in Palu in Elazığ, who maintained the tradition of the Sufi understanding of the Hâlidiyyah branch of the Naqshbandi Sûfi Order. Yâsîn Efendi came to the city center of the district of Palu and settled here after the death of His Holiness Sheikh Ali Sebti (d. 1871).As a matter of fact, even though almost all of the Naqshi / Khalidi sûfi order sheikhs who enlightened the Palu region and the the calips having been educated by them, were ratified by Sheikh Ali Sebti through linage. The linage of Sufi religious order, which Yâsîn Efendi depends on, reaches up to His Holiness Seyyid Taha Hakkâri (d. 1853) who was caliph of Mevlâna Halidi Bağdadi (d. 1827). So, Yasin Efendi draws attention with the fact that he was one of the authoritized caliphs depending upon Norşin (Güroymak) dervish lodge which continued the ecole of His Holiness Seyyid Taha Hakkâri of the Halidiyye branch of Naqshbandi Sûfi Order. As Yâsîn Efendi left a deep impression on the society in Palu region both in terms of his moral personality and his scientific side, he was compiled in written work. This articles presents the information about Yâsîn Efendi's life, work, sûfish propriety and Sufism.