Nope; Brave uses zero knowledge proofs to show you ads based on your browsing history without needing identifying information: https://news.bitcoin.com/zero-knowledge-proofs-tech-behind-b...

>A Zero-knowledge proof or Zero-knowledge protocol (ZKP) is a cryptographic method wherein the identity of the proof bearer is separated from the authenticity or truth of the proof – the cryptographic proof requires no extra trust or knowledge to be verified by its recipient. The system used by Brave is based on Anonize.