Born in August 1953 in Haryana. Father late Sh. P.S.Kuchhal was a practising lawyer.

Sh. O.P.Gupta had an illustrious academic path with graduation from Hansraj College, University of Delhi and Bachelor of Laws (LL.B) from Faculty of Law, University of Delhi in 1975 followed by Master of Laws (LL.M) from Faculty of Law, University of Delhi in 1978. Enrolled as an advocate with the Bar Council of Delhi in 1975 and successfully practised on the civil side in the Delhi High Court and District Courts.

Secured 1st rank in the competitive Delhi Judicial Service Examination, 1982 and joined as Sub Judge. In his long tenure at the Delhi Judicial and Higher Judicial Service, he successfully discharged wide set of responsibilities leading to numerous laurels. As a Judge, he presided over several jurisdictions including the court of Metropolitan Magistrate, Additional Rent Controller, MACT and later as Presiding Officer (Labour Court), Special Judge (NDPS), Additional District Judge (Land Acquisitions), Judge In-Charge (Mediation Cell) etc. Appointed as District Judge in 2011.

After his retirement in 2013, Sh. O.P.Gupta was Member (Judicial) in the Municipal Taxation Tribunal, Delhi and joined as Member (Judicial) in the State Consumer Disputes Redressal Commission, Delhi in 2015.

He is a regular visitor faculty at the Delhi Judicial Academy and National Law University and has often contributed papers on varied legal topics including alternate dispute resolution, confessions & its admissibility, dying declaration, sentence in default of compensation etc.