Aahir was posted with the State Reserve Police (SRP) but was presently working with the Quick Response Team (QRT).
A 56-year-old SRP sub-inspector, KU Aahir shot himself at his Gandhinagar residence on Saturday morning.
He had been living with his wife and son in the Gujarat State Police Awas Nigam flats in Gandhinagar.
His wife and son had come to live with him in Gandhinagar seven months ago.
The Gandhinagar Sector 21 police station has lodged a case of suicide in the matter and started an investigation regarding it.