Maître Paul Rousseau is the distinguished Managing Partner of Rousseau Alliance Avocats, where he leads the firm with an impeccable record of success in Family & Divorce Law, Civil Litigation, Inheritance and Estate Law, and Complex Criminal Defense. With over a decade of high-level legal experience, he is widely regarded as one of France’s most strategic and relentless advocates — a formidable presence in the courtroom and a trusted advisor in the most sensitive legal matters.
Renowned for his robust, results-driven approach, Rousseau has successfully represented clients in the full spectrum of criminal and civil cases — from complex financial fraud, money laundering, and duty evasion to serious criminal matters including drug trafficking, homicide, and terrorism. His deep expertise in defending individuals and corporations against state prosecution, including tax authorities and
financial regulators, has cemented his reputation as a leading authority in high-stakes litigation.
In the field of Family and Divorce Law, Rousseau’s practice encompasses everything from separation and contested divorce proceedings to child custody, civil partnerships, domestic violence matters, and post-divorce financial settlements. His work is marked by a unique balance of legal rigor and empathetic counsel, enabling clients to navigate deeply personal disputes with clarity and confidence.
A significant part of Rousseau’s expertise lies in Family Settlement and Inheritance Law. He has extensive experience handling multi-jurisdictional estate disputes, succession planning, contested wills, distribution of family estate funds, and cross-border inheritance claims. His mastery of complex succession frameworks — particularly those involving significant family wealth, dormant estate accounts, and multinational asset portfolios — makes him a trusted strategist for high-net-worth families and international beneficiaries alike.
Rousseau’s influence is not confined to France. He has forged strong working relationships with leading avocats and barristers across Europe — including Queen’s Counsel and prominent legal minds in Paris, Birmingham, Leeds, and Manchester — and regularly represents clients in international jurisdictions and cross-border disputes. His client base spans private individuals, global corporations, and governmental bodies, all of whom rely on his strategic insight and discretion.
Whether navigating the intricacies of a high-value estate settlement, unraveling a complex fraud investigation, or guiding families through the emotional terrain of separation and succession, Paul Rousseau embodies the ethos of Rousseau Alliance Avocats: precision, integrity, and global perspective. His leadership continues to define the firm as one of the most respected and influential legal institutions in Paris and beyond.
