Transport Commissioner Rishiraj Singh (born 23 July 1961) is a retired Indian Police Service (I.P.S.)

He retired on July 31, 2021 as the Director General of Police (Prisons).

He worked in Special Protection Group (SPG) as Deputy Inspector General of Police (DIG) from 1999 to 2004 when Sri.

He, on his own, detected the ‘ADARSH’ scam; got the approval of registration of FIR and supervised the whole investigation.

He took charge as joint director CBI's ACB Central Zone, Bhopal in January 2013.