Muhammad Masood Aslam HI (C) HI (M) SJ Imtiazi Sanad AFWC PSC (Urdu: محمد مسعود اسلم; born 1 September 1952) is a retired three-star general who served in the Pakistan Army for 39 years.

[6] His last post in the Army was serving as the commander of the XI Corps, fighting TTP forces in the North-West Pakistan region from 2007 to 2010.

On 4 December 2009 his only son, 20 year old Hashim Masood Aslam, a student at the College of Electrical and Mechanical Engineering in Rawalpindi was a victim of the 2009 Parade Lane Mosque attack which happened during Friday prayer.

[9][5] He was selected into the 47th course of the Pakistan Military Academy which was completed early due to the Indo-Pak War of 1971 and was commissioned in the 4th Battalion of the Punjab Regiment on 14 November 1971.

During his tenure, the Pakistan Army launched the military operation against the vigilantes of Lal Masjid in Islamabad, that followed a rise in terrorist attacks across the country, mostly from Waziristan and the surrounding FATA regions.

Under Masood's leadership, the Corps defeated militants in the Malakand Division and inflicted heavy losses on TTP fighters in the Bajaur, Mohmand, and Khyber tribal agencies and Frontier Regions.

[6] He was scheduled to retire in October 2009 but was the first of three generals given an extension in tenure by Chief of Army Staff Ashfaq Parvez Kayani.