| Honorific Prefix: | Lieutenant General |
| Ajai Kumar Singh | |
| Office: | General Officer Commanding-in-Chief Southern Command |
| Term Start: | 1 November 2022 |
| Term End: | 30 June 2024 |
| 1Blankname: | Chief of Army Staff |
| 1Namedata: | Manoj Pande |
| Predecessor: | Jai Singh Nain |
| Successor: | Dhiraj Seth |
| Serviceyears: | 15 December 1984 – 30 June 2024 |
| Rank: | Lieutenant General |
| Military Blank1: | Service number |
| Military Data1: | IC-42336F [1] |
| Unit: | 7/11 Gorkha Rifles |
| Commands: | Southern Army XXXIII Corps 1/11 Gorkha Rifles |
| Military Blank2: | Awards |
| Military Data2: | |
Lieutenant General Ajai Kumar Singh PVSM, AVSM, YSM, SM, VSM is a retired general officer of the Indian Army. He was the General Officer Commanding-in-Chief Southern Command of the Indian Army,[2] he assumed the post upon superannuation of Lieutenant General Jai Singh Nain. He previously served as General Officer Commanding XXXIII Corps.
The general officer is an alumnus of St Gabriel’s Academy, Roorkee. He then attended the National Defence Academy and the Indian Military Academy.[3] He is also a graduate of the Defence Services Staff College, Wellington and the National Defence College.[4]
The general officer was commissioned into the 7th battalion of the 11th Gorkha Rifles on 15 December 1984 from the Indian Military Academy. He has commanded 1/11 Gorkha Rifles as part of a Strike Corps, and subsequently on the Line of Control.[5] He later commanded a brigade in Rann Sector, a Counter Insurgency Force in J&K and XXXIII Corps in the Eastern Sector.
The general officer is a recipient of Param Vishist Seva Medal,[6] Ati Vishisht Seva Medal, Yudh Seva Medal, Sena Medal and Vishisht Seva Medal.
| Param Vishisht Seva Medal | Ati Vishisht Seva Medal | Yudh Seva Medal | ||
| Sena Medal | Vishisht Seva Medal | Special Service Medal | Siachen Glacier Medal | |
| Operation Parakram Medal | Sainya Seva Medal | High Altitude Medal | 75th Independence Anniversary Medal | |
| 50th Independence Anniversary Medal | 30 Years Long Service Medal | 20 Years Long Service Medal | 9 Years Long Service Medal | |
| Insignia | Rank | Component | Date of rank | |
|---|---|---|---|---|
| 15 December 1984 | ||||
| Indian Army | 15 December 1986[7] | |||
| Indian Army | 15 December 1989[8] | |||
| Indian Army | 15 December 1995[9] | |||
| Indian Army | 16 December 2004[10] | |||
| Indian Army | 1 April 2006[11] | |||
| Indian Army | 13 June 2011 (acting) 14 November 2011 (substantive, with seniority from 3 April 2010)[12] | |||
| Indian Army | 17 March 2017 (seniority from 1 February 2015)[13] | |||
| Indian Army | 28 January 2020[14] |