Harriet is an accomplished family law partner, experienced litigator and skilled negotiator. She has been commended for the “wonderfully empathetic” yet firm and robust manner in which she steers her clients through complex personal matters, coupled with a “dedication and commitment” to her cases that “is unmatched.” Harriet has been widely recognised for her achievements by the legal directories including Chambers High Net Worth, Chambers UK, The Legal 500 UK, The Spear’s 500 and the Spear’s Family Lawyers Index. She is described as “one of the smartest lawyers” and a “savvy litigator,” who “understands when to fight and when to settle” with “a real talent for jurisdictional work” and “an impressive ability to get to the heart of a case.”
Elena Gennadievna Kroupeeva v Mikhail Viacheslavovich Kroupeev [2026] EWFC 85
OO v QQ [2025] EWFC 310 (B)
TI v LI [2024] EWFC 163 (B) (contested divorce proceedings)
AB v CB [2014] EWHC 2998 (variation of a nuptial settlement on divorce)
Iqbal v Iqbal [2017] EWCA Civ 19 (appeal against a financial remedy order)
KA v MA [2018] EWHC 499 (challenge to a pre-nuptial agreement on divorce)
Awards & Accolades
Chambers UK, Ranked Individual, 2022 – 2026
The Legal 500 UK, Next Generation Partner, 2021 – 2026
Chambers HNW, Ranked Individual, 2022 – 2025
Spear’s 500, Top Recommended, 2025 & 2026
Spear’s Family Lawyers Index, Top Recommended, 2024 – 2026
Spear’s Family Lawyers Index, Recommended, 2021 – 2023
Doyle’s Leading Children’s Lawyers – London, Recommended, 2024
Chambers HNW, Up and Coming, 2020 & 2021
Chambers UK, Associate to Watch, 2020
The Legal 500 UK, Rising Stars, 2020
Chambers HNW, Associate to Watch, 2017 – 2019
"Choosing Harriet Errington was one of the most important decisions I have ever made. I was going through a deeply painful and uncertain time. From our very first conversation, I felt a sense of safety and clarity I had not felt in months."THE LEGAL 500 UK 2026
"Harriet Errington is one of the most diligent solicitors I know. Nothing is too much trouble for her and she always goes the extra mile for her clients. She really fights their corner!"THE LEGAL 500 UK 2026
“One of the smartest lawyers I have ever met: her dedication and commitment to a case is unmatched.”CHAMBERS UK
"She's just excellent, I can't speak highly enough of her. She has just got a really calm, sensible way of dealing with cases and clients."Chambers UK 2026
"Clients really go for Harriet, she's very warm, reassuring and very thorough."Chambers UK 2026
"Harriet is an extremely committed solicitor with great client care skills."Chambers UK 2026
"Harriet Errington is a brilliant addition to the team with a real talent for jurisdictional work. She is a pleasure to work with and has an impressive ability to get to the heart of a case."THE LEGAL 500 UK 2025
"Harriet Errington works really hard for her clients….she brings real energy and enthusiasm on behalf of her clients to great effect."Chambers HNW 2025
"Harriet's attention to detail is excellent and she is extraordinarily good with clients, punchy in her correspondence and robust when she needs to be." CHAMBERS UK 2025
"She's got this calm, reassuring vibe that just puts you at ease. It's like having a friend in your corner, someone who's not only wicked smart but also genuinely cares about what you're going through." CHAMBERS UK 2025
"Harriet is charming and empathetic with clients, steely in her resolve to get the best possible outcome, and has a very good knowledge of the law." Chambers HNW 2024
"Harriet is a delight. Intelligent and willing to fight her client's corner, but always with an eye to pragmatism and getting a deal done."Chambers HNW 2024
"Harriet is very good to work with. She has good insight and is very collaborative."Chambers HNW 2024
“Wonderfully empathetic to her clients and is also able to put her clients at ease whilst also being a savvy litigator, always trying to do the very best for her clients.”THE LEGAL 500 UK 2023
"A sensible and pragmatic lawyer, who understands when to fight and when to settle."CHAMBERS HNW 2023
"She is pragmatic and sensible in her approach, has her client's best interests at the forefront and works in a cooperative way to reach a solution."CHAMBERS UK 2023
Harriet is regularly asked to contribute to both mass-media publications and thought-leadership articles, including The Times, The Telegraph, The FT, CityAM, Spears and The Law Society Gazette. Harriet also appears on TV and radio to speak about family law related issues, including BBC News, LBC, BBC Radio and Times Radio.
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