Others In terms of Ihsan: Mahmut Ustaosmanoğlu (1929 – 23 June 2022), also known as Mahmud Effendi and known to his followers as "Effendi Hazretleri", was a Turkish Sufi Sheikh and the leader of the influential İsmailağa Jamia of the Naqshbandi-Khalidiyya centered in Çarşamba, Istanbul.
[1] In 1952, Ustaosmanoğlu met Ahıskalı Ali Haydar Efendi (Gürbüzler), a Naqshbandi sheikh who became his murshid.
[2] By the year 1960, Ustaosmanoğlu's life had its greatest turn after Ali Haydar Efendi's demise and he became the leader of the path (tariqa).
[2] Ustaosmanoğlu tried to keep a low profile in the following years, especially after the 1997 memorandum, but his relations came under the public spotlight with a series of internal strife in the Naqshbandi order.
[6] Erdoğan paid a highly publicized visit to Ustaosmanoğlu the night before the presidential election in 2014.
The below is the Silsila, or chain of succession, within the Naqshbandi-Khalidiyya İsmailağa Jamia of Mahmut Ustaosmanoğlu.