John A. Marrella

Supreme Advocate of the Knights of Columbus
John A. Marrella

John A. Marrella
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John A. Marrella is Supreme Advocate and General Counsel of the Knights of Columbus in New Haven.  He is a member of Council 10705, which is based at St. Mary’s Church, the birthplace of the Order, and a Fourth Degree Knight in the Honorable W. Patrick Donlin Assembly 2459. Before coming to the Knights of Columbus, he spent most of his legal career working for the United States Department of Justice.

John graduated from Amherst College in 1981 with a B.A. in History. Following graduation, he taught history at the secondary school level, first at Phillips Academy in Andover, Massachusetts, and then at the Roxbury Latin School in West Roxbury, Massachusetts. In 1990, he received his J.D from Harvard Law School and a Master of Public Policy degree from Harvard’s Kennedy School of Government.

From 1991 to 1998, John served as a Trial Attorney at the Department of Justice Tax Division in Washington, DC. In 1998, he joined the United States Attorney’s Office in New Haven, Connecticut. As an Assistant United States Attorney, John was responsible for investigating and prosecuting a variety of criminal offenses, including financial crimes, tax evasion, public corruption, environmental crimes, firearms offenses, and violent crimes. In 2007, John returned to the Tax Division in Washington to serve as Deputy Assistant Attorney General, where he directed the Department’s criminal tax enforcement program. As Deputy Assistant Attorney General, John was directly responsible for approximately 100 federal prosecutors working on a wide variety of criminal matters concerning the internal revenue laws of the United States. These investigations and prosecutions encompassed not only financial and tax crimes, but also political corruption, terrorist financing, and organized crime. John concluded his service at the Department of Justice in January 2009, and began working at the Knights of Columbus in February of 2009.

John has been married to his wife, Amey, for 18 years. They are parishioners at the Church of St. Mary in New Haven.