Tammy Knox

Tammy Knox

Tammy is a partner in the London office of Penningtons Manches Cooper, specialising in all areas of family law, particularly those with an international element. She regularly advises on child abduction and international relocation of children, 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 a handful of lawyers consistently recognised in Chambers UK for cross border children disputes, Tammy has been 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”. The Legal 500 refers to her as “enthusiastic, personable and polished, but capable where necessary of being frank and down to earth about weaknesses in a case, and what needs to be done about them.” She was the winner of the ‘Family Law Associate of the Year’ award in the Jordan’s Family Law Awards 2020, and is a previous winner of Young Solicitor of the Year’ in 2015.


Tammy is a committed member of Resolution and chairs the Resolution Children Committee. In 2020 she co-authored the Children Proceedings section of the Resolution handbook. Tammy holds the Resolution specialist accreditations in Complex Financial Remedies Part II (HNW) and Private Law Children. Tammy is also a founding member of the Child Abduction Lawyers Association (CALA). She has a keen interest in sport and is a member of Women In Sport Law, as well as being a member of Penningtons Manches Cooper’s sports and entertainment group where she has a particular focus on promoting the firm’s global offering for sports individuals and athletes. She has a law degree from Aberystwyth University and an LLM in the Legal Aspects of Medical Practice from Cardiff University.


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