The Leszno courthouse on Solidarności Avenue in Warsaw, seat of the Warsaw Regional Court, its stone facade carved with a line about justice. Photo: Adrian Grycuk, CC BY-SA 3.0 PL, Wikimedia Commons
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Poland’s First AI Voice Ruling Goes to Lektor Jarosław Łukomski. The Judge Says Every Voice Is Protected, Famous or Not

Leah Brannigan · November 13, 2026 · 6 min read

A Warsaw court ruled on Friday that a company's adverts using an AI copy of Jarosław Łukomski's voice were a deepfake. It ordered the ads taken down, public apologies and damages for one of Poland's best known film readers. And the judge said something every voice actor will want to hear: the protection covers anyone's voice, not only a famous one.

The Warsaw Regional Court's intellectual property division gave its ruling on Friday, 13 November, at the end of what Polish media are calling the country's first trial over a voice cloned with AI. Łukomski sued JFC Polska, a company that makes home sewage treatment tanks, after hearing a voice like his in its adverts. He never recorded them and never agreed to them. The trial had been running since late January.

Łukomski has worked as a lektor since 1983. Many foreign films and series on Polish television are read by a single voice laid over the original soundtrack, and for millions of viewers that voice becomes the sound of the film. He's best known for war films and reads the film news programme Aktualności filmowe on Canal+.

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