Peter Campbell Brown (12 August 1913 – 23 July 1994) was a corporation counsel for New York City and a Justice Department official.

As an Army officer in World War II, he fought in the Battle of the Bulge and formed a close friendship with Robert F. Wagner Jr., who later became godfather to one of his children.

[1] After resigning from the Subversive Activities Control Board, Brown joined the administration of New York City mayor Robert F. Wagner Jr. as Commissioner of Investigations in 1954-1955.

Brown returned to the private sector in 1958, practicing civil, criminal and corporate law in New York City.

Over the years, his clients included Vince Lombardi, Sugar Ray Robinson and other sports figures.