Fiona Wilson
Partner | London
"Fiona is really patient with anxious clients and has an absolutely brilliant knowledge of the law based on her experience. She is a class act."
Chambers & Partners, 2025
Call: 0345 030 5643 Mobile: 0734 156 6342
About Fiona
Fiona is a practised and focused dispute resolver, with over 30 years of experience in Family Law. She deals with the full range of Family Law issues from cohabitation, prenuptial and post nuptial agreements to resolving claims under 1975 Act and everything in between relation to the end of relationships.
This includes all manner of financial disputes and issues related to children including where a parent wants a child to move abroad or recovering them if they’ve been taken without consent.
Fiona always tries to take a constructive approach to resolving issues but will take a robust stance where necessary.
Fiona is recognised as a Leading Individual in Chambers & Partners (2025 edition).
Contact Fiona
Call: 0345 030 5643
Mobile: 0734 156 6342
Notable work & expertise
Fiona had previously helped my clients resolve issues relating to their children following a separation. She believes the best way to resolve such disputes is to use mediation, as an effective way to do that and works closely with experienced mediators as needed. Fiona also helps in dealing with situations where one parent wants to move abroad with the children.
Recent Work
- Fiona has acted for a father and his parents to successfully oppose an application to take a child to live on in France.
Fiona has helped parties resolve issues on finances when their relationship comes to an end. She has experience of dealing with high and medium value asset bases including matters involving trusts, businesses and pensions.
Recent work
Fiona was involved in the following reported cases:
- JB v MB 2015 EWHC 1846 which dealt with the unequal sharing of assets where a business was developed after the parties separated.
- WL v HL 2021 EWHC where the judge actively managed the case including encouraging the parties to mediate and resolve issues.
Fiona has helped advise with regards to Fertility Law and taking the necessary steps to obtain parental rights orders.
Recent Work
- Fiona acted for a family to secure a parental order following errors made by the fertility clinic.
Fiona has acted for clients in cases brought under the Inheritance (provision for family and dependents) Act 1975 and on disputes in relation to family trusts.
Recent Work
- Fiona acted for the widow of a wealthy businessman who had set up trusts which did not fairly make provision for her on his death. After mediation matters were resolved in a way which did make proper financial provision for her client and the minor children.
Testimonials
"Fiona Wilson is an excellent lawyer; experienced, unshockable, and extremely sensible. She knows her cases inside out and is a voice of calm in an...
The Legal 500, 2025
"A font of knowledge and experience and a safe pair of hands for every case, no matter how complex or difficult."
Chambers & Partners, 2025
"Fiona was a pillar of strength and knowledge throughout my case."
Chambers & Partners, 2025
“Fiona is a real pragmatist and gives her clients really helpful, concise advice.”
Chambers & Partners, 2024
“She has a wealth of experience in family law and is extremely dependable.”
Chambers & Partners, 2024
“Fiona is a joy to work with and is always looking for what is best for her clients.”
Chambers & Partners, 2024
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