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Tammy Knox, Senior Associate at Penningtons Manches
Areas of expertise: Family law


Tammy is a senior associate in the London office, specialising in all areas of family law, particularly those with an international element. She regularly advises on financial issues arising from separation, Family Law Act applications, disputes about child arrangements and prenuptial agreements. She is also experienced in representing vulnerable clients.

One of only 14 London lawyers recognised in Chambers UK for cross border children disputes, Tammy is described as ‘vigorous, intelligent, personable, enthusiastic and indefatigable in her pursuit of a case’ and as ‘a very good person to have on your side’.  She was named ‘Young Solicitor of the Year’ in the Jordan’s Family Law Awards in 2015.

Tammy is a member of Resolution’s Children Committee and holds the Resolution specialist accreditations in Complex Financial Remedies Part II (HNW) and Private Law Children. She has a law degree from Aberystwyth University and an LLM masters degree in the legal aspects of medical practice from Cardiff University.

Recent work highlights

  • Representing the successful applicant father in the reported child abduction case of R v A regarding a time limited and conditional move to this jurisdiction from the US.
  • Intervening on behalf of the Aire Centre in the Supreme Court case of Re B (a child), the first international child abduction case involving same-sex parents.
  • Pursuing an application for disclosure of historic confidential Children Act proceedings to a family member in a novel case before the president of the Family Division.
  • Representing the successful respondent mother in a child abduction application for summary return to Switzerland.

Penningtons Manches Cooper LLP

Penningtons Manches Cooper LLP is a limited liability partnership registered in England and Wales with registered number OC311575 and is authorised and regulated by the Solicitors Regulation Authority.

Penningtons Manches Cooper LLP