LAWYER PROFILE
Tessa Gregory

Tessa Gregory

UK 2026

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Leigh Day
 Leigh Day

Ranked in 4 practice areas

Environment: Claimant

UK-wide

6 years ranked

Civil Liberties & Human Rights

UK-wide

5 years ranked

International Human Rights Law

UK-wide

2 years ranked

Administrative & Public Law: Traditional Claimant

UK-wide

4 years ranked

About

Provided by Leigh Day

UK

Practice Areas

Tessa is a Partner and an experienced litigator specialising in international and domestic human rights and environmental law. She conducts challenging high profile public law cases across diverse areas such as social welfare, human rights, refugee, wildlife and environmental law. She represents a wide variety of clients including individuals, MPs and NGOs. Tessa has been at the forefront of challenges to the Government’s welfare reforms and refugee policies and she currently represents a number of Afghans seeking an Article 2 compliant investigation into the deaths of their family members who they allege were murdered by British Special Forces.

Career

Tessa joined Leigh Day in 2014 from another human rights firm. In 2011 Tessa was shortlisted for the Peter Duffy Young Human Rights Lawyer of the Year award; in 2013 she was named The Times' Lawyer of the Week; and in 2014 she featured in The Lawyer’s annual Hot 100 list. In 2018 she was named Times Lawyer of the Week again for her work obtaining six refugee families’ entry to the UK after having been stuck on a British military base in Cyprus for 20 years.

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Civil Liberties & Human Rights - UK-wide

Band 2
Individual Editorial

Tessa Gregory is a partner in Leigh Day's litigation team. She specialises in human rights cases both domestically and internationally and has significant experience in challenging the UK Government's welfare system.

Learn more about this teamView ranking table

International Human Rights Law - UK-wide

Band 2
Individual Editorial

Tessa Gregory is a partner in Leigh Day's litigation team. She specialises in human rights cases both domestically and internationally and has significant experience in challenging the UK Government's welfare system.

Learn more about this teamView ranking table

Administrative & Public Law: Traditional Claimant - UK-wide

Band 2
Individual Editorial
Tessa Gregory is a partner at Leigh Day who advises clients across the full range of public law matters. She is well regarded for her experience in high-profile cases which draw upon her expertise of the European Convention on Human Rights and the Equality Act 2010.
Learn more about this teamView ranking table

Environment: Claimant - UK-wide

Band 2
Individual Editorial
Tessa Gregory focuses her environmental law practice on matters pertaining to wildlife and habitats. Her clients include NGOs and campaigners, as well as local residents' groups.
Learn more about this teamView ranking table

Strengths

Provided by Chambers

  • Tessa is the best solicitor I have ever worked with. She is phenomenally hard-working and has exceptional attention to detail.

    Civil Liberties & Human RightsChambers Guide to the Legal Profession

  • Tessa Gregory is a star.

    Civil Liberties & Human RightsChambers Guide to the Legal Profession

  • She is super smart and engaged.

    Civil Liberties & Human RightsChambers Guide to the Legal Profession

  • Tessa is in a league of her own for her meticulousness, strategic awareness and willingness to push boundaries.

    Administrative & Public Law: Traditional ClaimantChambers Guide to the Legal Profession

  • Tess is the best solicitor I have worked with. She is an amazing talent and on top of it all on big cases with lots of moving parts. She is very insightful and great at client care.

    Administrative & Public Law: Traditional ClaimantChambers Guide to the Legal Profession

  • Tessa is absolutely phenomenal.

    Administrative & Public Law: Traditional ClaimantChambers Guide to the Legal Profession

Ranked Individuals at Leigh Day (93)

London (Firms)

North West

UK-wide

  • Profile image of Jamie Beagent
    Jamie Beagent

    Head of Administrative & Public Law: Traditional Claimant

    View profile
  • Profile image of Tessa Gregory
    Tessa Gregory

    Administrative & Public Law: Traditional Claimant

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