LAWYER PROFILE

Tammy Knox

UK 2026

Penningtons Manches Cooper LLP

Ranked in 2 practice areas

Family/Children Law: International Abduction, Adoption and Surrogacy

UK-wide

1 year ranked

Family/Children Law

London (Firms)

3 years ranked

About

Provided by Penningtons Manches Cooper LLP

Practice Areas

Tammy is a partner in the London office, specialising in all areas of family law, particularly those with an international element. She is often sought out to advise HNWs on complex international child abduction and relocation disputes, and is equally skilled at dealing with financial issues arising from separation, Family Law Act applications and disputes regarding child arrangements. She has a strong practice in drafting pre and post marital agreements. Tammy can be instructed by teenage children who wish their voices to be heard in family law proceedings.

Career

Joined Penningtons Manches Cooper in 2017; partner 2022.

Professional Memberships

Tammy is a committed member of Resolution and chairs the Resolution Children Committee. She is also a founding member of the Child Abduction Lawyers Association (CALA), as well as a member of Women In Sport Law.

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Family/Children Law - London (Firms)

Band 3

Individual Editorial

Tammy Knox represents children as well as parents in contested Children Act proceedings, including complex cases where there are associated criminal or abuse allegations. She also often takes on cross-border relocation matters.

Learn more about this team View ranking table

Family/Children Law: International Abduction, Adoption and Surrogacy - UK-wide

Band 3

Individual Editorial

Tammy Knox often takes on cross-border child abduction and relocation matters as part of her wider international family law practice.

Learn more about this team View ranking table

Strengths

Provided by Chambers

Tammy is an extremely knowledgeable children lawyer. She has gained excellent experience in niche cases, has great technical knowledge and is highly attuned to all potential issues in a case.
Family/Children LawChambers Guide to the Legal Profession
Tammy Knox is a standout for her knowledge and expertise in children law and for her manner with clients, as she can put people at ease.
Family/Children LawChambers Guide to the Legal Profession
She is great at what she does; I have no hesitation recommending her.
Family/Children LawChambers Guide to the Legal Profession
Tammy Knox does fantastic work with international children and money cases. She is very trustworthy and great at what she does. I have no hesitation recommending her.
Family/Children Law: International Abduction, Adoption and SurrogacyChambers Guide to the Legal Profession
Knowledgeable and robust, Tammy handles all matters with flair. She is very conscientious, with forensic-level attention for detail.
Family/Children Law: International Abduction, Adoption and SurrogacyChambers Guide to the Legal Profession