Benjamin Seifert

Benjamin Seifert is a specialist public law practitioner. He is also consistently ranked as a leading barrister in extradition and has extensive experience in representing individuals, UK and foreign governments and requesting judicial authorities in the European Union.

He has made three appearances in the Supreme Court, most recently representing the US Government in El-Khouri v US Government [2025] UKSC 3.

He regularly appears in the High Court and Court of Appeal. In public law, he is frequently instructed by the Government in difficult judicial reviews concerning immigration and prison law.

Clients value Benjamin’s excellent communication skills, expert knowledge, meticulous grasp of the details of the case and pragmatic approach. Benjamin is an accomplished linguist and speaks French and Italian to court standard.

Benjamin is frequently instructed by the Government in complex judicial reviews concerning immigration and prison law. He also has a significant coronial and inquiry practice, with particular expertise in deaths in custody, and advice on unlawful detention, and national security. His background in criminal law assists him with inquest juries.

He has extensive experience of human rights law having spent three months working in the Registry of The European Court of Human Rights before he commenced pupillage.