| Honorific Prefix: | Major General |
| Syed Mahdi Hasnain | |
| Honorific Suffix: | PVSM |
| Unit: | 1 Garhwal Rifles |
| Awards: | Param Vishisht Seva Medal |
| Relations: | Lieutenant General Syed Ata Hasnain (Son) |
Major General Syed Mahdi Hasnain, PVSM was a former General officer of the Indian Army. He was the raising commanding officer of the 4th Battalion, The Garhwal Rifles. He was commissioned in the British Indian Army in the 1st Royal Garhwal Rifles in 1941.
He obtained his Master of Arts (MA) in History and LLB from the University of Lucknow.
He was commissioned into the Indian Army in 1941, as a Second lieutenant in the Royal Garhwal Battalion (now Garhwal Rifles).After commission, he participated in the Second World War, during which his battalion was deployed in the Burma campaign for the liberation of Burma from the Japanese forces. After Burma, he went with his battalion to Sumatra (Indonesia) to repulse the Japanese invasion.
After the war in November 1946, his battalion was posted in Peshawar, the capital of the North West Frontier Province. In 1947 after the Partition of India, he chose to remain in India and serve in the Indian Army, even though both his elder and younger brothers had chosen to move to Pakistan. While moving back to India, he and his battalion saved over 1000 non-Muslim refugees who were being attacked by locals and brought them safely to India.[1]
In 1959, as a Lieutenant colonel, he raised the 4 Garhwal Rifles battalion and became its commanding officer. Then in 1966, he went on to raise the 115 Infantry Brigade and became its first Brigade Commander. He then commanded the Indian Army's 20 Mountain Division. In the last, he held the post of Director-General, Infantry at Army Headquarters, New Delhi till his retirement on 27 January 1972.[1]
His son Syed Ata Hasnain was also a general officer in the Indian Army. His other son, Raza, was an officer of the Indian Administrative Service, who retired early, and is working in the corporate sector.
| Insignia | Rank | Component | Date of rank |
|---|---|---|---|
| Viceroy's Commissioned Officer | 26 February 1941[2] | ||
| British Indian Army | 28 February 1943 (emergency) | ||
| British Indian Army | 28 August 1943 (war-substantive) 28 February 1944 (substantive) | ||
| Lieutenant | 15 August 1947[3] | ||
| Indian Army | 28 February 1949 (substantive)[4] | ||
| Indian Army | 26 January 1950 (recommissioning and change in insignia)[5] [6] | ||
| Indian Army | 28 February 1956[7] | ||
| Indian Army | |||
| Indian Army | 22 December 1965[8] | ||
| Indian Army | 5 October 1967 (substantive)[9] | ||
| Indian Army | 3 June 1969 (acting)[10] 2 February 1970 (substantive)[11] | ||