Cyrus Roberts Vance Jr. is an American attorney and politician who served as the District Attorney of New York County, New York, also known as the Manhattan District Attorney. He was previously a principal partner at the law firm of Morvillo, Abramowitz, Grand, Iason, Anello, & Bohrer, P.C. He is the son of Cyrus Vance Sr., former Secretary of State under President Jimmy Carter. Vance did not seek reelection as District Attorney in the 2021 election, and was succeeded by Alvin Bragg. He is currently a partner at Baker McKenzie.

The New York County District Attorney, also known as the Manhattan District Attorney, is the elected district attorney for New York County (Manhattan), New York. The office is responsible for the prosecution of violations of New York state laws. The current district attorney is Alvin Bragg. He was elected in 2021 to succeed Cyrus Vance Jr.