Mozammel Hossain KC
Mozammel Hossain KC has been involved in some of the most complex and high-profile cases in the country. He has been described by the Court of Appeal as an advocate of ‘great eloquence’. Both his peers and clients refer to him as a very powerful trial advocate.
“He is a rarity at the current Bar; someone with an inimitable style, good humour and charm. And best of all passion. In all of these aspects he stands well above the rest.” – Michael Mansfield KC
“Mozammel is one of the great jury advocates operating at the moment. He delivers his account in the most eloquent manner and members of the jury are always engaged in his speeches and cross-examination of witnesses. He has built a formidable reputation defending murder cases and clients love him as he always fights their corner.” – Legal 500, 2025
“He is flamboyant and engaging and is very good with the jury. He has the respect of both the judges and clients.” – Chambers and Partners, 2025
He is full of flair and flamboyance and juries love him.” – Chambers and Partners, 2025
‘Mozammel is a magician. He charms and beguiles judges and witnesses and achieves outstanding results in consequence, but his real success lies in his courage. He is not afraid of taking big points and wins them because of his daring.’ – Legal 500, 2024
“His advocacy skills are to be admired, and he tackles the most serious of cases with extreme professionalism and skill.” – Chambers UK, 2024
“He prepares rigorously and has impressive courtroom presence.” – Chambers UK, 2024
“A very fine courtroom performer, he is hugely charismatic and an indomitable fighter. In addition, he has a very fine legal brain.” – Chambers UK, 2023
”Mozammel’s advocacy skills are second to none. His dedication to his craft is a joy to see. His work ethic is inspiring, and his approach to his cross examinations are borne out of his hard work and attention to detail.” – Legal 500, 2023
“A barrister with an incisive legal mind. He is such a joy to work with and see in action, and a true courtroom performer who thrives where others struggle.” – Chambers UK, 2022
“A very charismatic presence in the courtroom with a unique and forceful advocacy style all his own. Once seen and heard, never forgotten.” – Legal 500, 2022
“A fierce fighter and a hard cross-examiner.” – Chambers UK, 2021
“He has a uniquely engaging style that captures the attention of the jury. Excellent judgement about what constitute the real issues in the case. A determined fighter with a charming jury manner.” – Legal 500, 2021
“Incredibly personable and has an incredible court presence”. – Chambers UK, 2020
Ranked In
Cases
Recent and Notable Cases
Operation Skirp (2025) – International espionage trial alleging Russian state-directed spying by Bulgarian nationals under the direction of fugitive ex-Wirecard COO Jan Marsalek.
Operation Roydon (2024) – Murder.
Operation Alascoal (2024) – Murder.
Operation Volcanic (2023) – Largest ever DWP fraud investigation.
Operation Halforda (2022) – Double Shooting.
Operation Fund (2022) – Murder.
Operation Iceland (2021) – Murder.
Operation Orient (2021) – Murder.
Operation Knowlton (2021) – Double Murder.
Operation Rumford (2020) – Murder.
Operation Radnor (2020) – Murder.
Operation Khamsin (2019) – International money laundering involving a London-based film production company.
Operation Spruce (2019) – Large scale conspiracy to export high value cars.
Operation Bowen (2018) – Murder.
Operation Endorse (2018) – Drug related revenge shooting.
Operation Holms (2018) – Multiple gangs related shooting.
Operation Departer (2017) – Concerning escape to Syria of an aspiring jihadi who committed the ‘ISIS’ inspired murder of a local imam.
Operation Gospodar (2017) – Terrorism.
R v A & Ors (2017) – Gang related kidnap and firearms.
Operation Windless (2016) – Large scale conspiracies to supply heroin and cocaine in Hampshire that culminated in the killing of a local man carrying a firearm.
R v RM & Ors (2016) – Murder.
Operation Yiges (2016) – Terrorism.
Operation Crackerjack (2016) – Organised immigration fraud in relation to Test of English for International Communication (TOEIC).
Operation Airbrick (2015) – Company director allegedly involved in a multi-million pound money laundering case relating to the under bond alcohol trading industry.
Operation Kodod (2014) – Murder.
Operation Van (2014) – Murder.
Operation Guildship (2014) -Terrorism.
Operation Sable (2014) – Organised car Ringing, drugs and firearms offences.
Operation Sallie (2014) – Escape (October 2013 escape from the John Howard Centre).
Operation Movie (2013) – Terrorism.
Re CD (2013) – Terrorism Prevention and Investigation Measures.
R v H (2013) – Terrorism.
R v H (2013) – Alleged Assault on Hollywood actress Ms Tara Reid.
Operation Relko (2013) – Large scale conspiracies to supply heroin and cocaine.
R v A & Anor (2012) – Terrorism.
Operation Vex (2012) – MTIC Fraud arising out of the dealings of FCIB Bank in Europe and Dubai.
R v Lescinkas (2012) – Successful appeal against conviction for ‘Nazi style’ salutes at London Olympics.
Operation Langwood (2011) – Multiple large scale conspiracies to Supply heroin and cocaine across the UK.
R v U and Ors (2011) – ‘Cisco’ Fraud.
Operation Scarp (2011) – ‘Crash for cash’ Fraud.
R v I and Ors (2010) – Terrorism (the ‘Blackburn Resistance’ case).
R v A (2010) – Attempted Murder.
Operation Exhort (2010) – ‘Crash for cash’ Fraud.
R v C and Ors (2009) – Kidnapping and Blackmail by a Triad group.
R v Lusha (2009) – Terrorism.
R v A (2009) – Child Cruelty involving religious ceremonial self-flagellation of a child.
R v J A and Ors (2008) – Conspiracy to Murder.
Qualifications
- University of Liverpool, LLB (Hons).
- Inns of Court School of Law.
Languages
- Bengali
Direct Access
Mozammel Hossain KC is qualified to accept instructions directly from clients and is registered under the Bar Council’s Public Access Scheme, meaning that members of the public who seek specialist advice can come directly to him. In addition, he welcomes instructions from solicitors, in-house law departments, qualified foreign lawyers, and clients licensed by the Bar Council to give instructions directly to barristers under the Bar Council’s Licensed Access Scheme. For more information please visit our Direct Access page here.