Mathew Rosengart

Mathew S. Rosengart is an American lawyer. He is a former federal prosecutor and Trial Attorney for the United States Department of Justice. Rosengart is known for representing high-profile clients, including Steven Spielberg, Sean Penn, Julia Louis-Dreyfus, Kenneth Lonergan, Eddie Vedder, Jimmy Butler, Sandton Capital Partners, Verizon, and Facebook. He is considered a "go to" litigator for Hollywood's elite and corporate America. In July 2021, Rosengart was hired to represent Britney Spears in her fight to remove her father, Jamie Spears, from her conservatorship and to end her years-long battle with her father. Rosengart and Spears won the case on November 12, 2021.