Xavier Donaldson Biography – Xavier Donaldson Wiki

Xavier Donaldson is a criminal defense attorney based in New York City. He is an attorney at law at Xavier R. Donaldson in New York, NY. According to his LinkedIn profile, Donaldson has had his own legal practice since 2023.

Donaldson was previously an attorney and a founding partner at New York City law firm Donaldson & Chilliest LLP for 24 years (2000 – 2024 ). He began his career as an assistant district attorney for the Bronx County District Attorney’s Office (1994 – 1999).

Donaldson received his law degree from Howard University School of Law in 1994 and a Bachelor of Science (B.S.) in Criminal Justice/Sociology from St. Augustine’s University in 1990. He was an adjunct professor of law at Brooklyn Law School from 2015 – 2021.

Donaldson was inspired to become a lawyer by his older brother, Thomas, also a lawyer. He told the New York State Bar Association: “I became a lawyer because my older brother, Thomas, also a lawyer, explained to me the importance of attorneys and judges and how they are the bedrocks of change in this country.”

Xavier Donaldson Age

Attorney Xavier R. Donaldson was born in 1968.

Sean “Diddy” Combs Trial

New York-based criminal defense attorney Xavier Donaldson is representing Sean “Diddy” Combs in Diddy’s sex trafficking trial. He joined Diddy’s legal team on the eve of trial (May 5, 2025). The legal team is headed by Marc Agnifilo and Teny Geragos.

In the courtroom, Donaldson has been actively involved in cross-examining key prosecution witnesses. Notably, he questioned Daniel Phillip, a male dancer who testified about being paid to engage in sexual acts with Diddy’s’ former partner Cassie Ventura, The Independent reported.