John Connolly’s practice focuses on criminal defense, government investigations, and complex civil litigation. He has represented individuals and corporations in investigations, prosecutions, and related civil suits in courts around the country. He also has experience representing workers seeking overtime pay at trial.

John graduated magna cum laude from Harvard Law School, where he was a member of the Board of Student Advisers and Senior Technical Editor of the Harvard Law and Policy Review.  Following law school, John served as a law clerk to the Honorable Jill Pryor of the United States Court of Appeals for the Eleventh Circuit in Atlanta, Georgia. After a nearly two-year stint at Williams & Connolly, John left to serve as a law clerk for the Honorable Richard J. Leon of the United States District Court for the District of Columbia. Before returning to the firm, John spent five months as a law clerk for the Democratic staff of the Senate Judiciary Committee where he assisted with oversight and investigations work and judicial nominations.

A native of Arlington, Virginia, John graduated Phi Beta Kappa from Bowdoin College with a degree in History and Government & Legal Studies.  After college, John worked as a middle school Spanish and health teacher in Prince George’s County, Maryland through Teach For America. 


  • “You’ve Taken All You Can Bear”: Replacing the Rickety Framework for Law Enforcement Access to Private Communications, 55 Harv. J. on Legis. 209 (Winter 2018).
  • Co-author, Community Fiber in Washington, D.C.: Developments and Lessons Learned, Berkman Center for Internet & Society Research Publication (2014).




Other Government Service

  • Law Clerk, United States Senate Committee on the Judiciary, Democratic Staff, 2020
  • Intern, Hawaii Office of the Attorney General, Criminal Division, 2016 
  • Intern, Massachusetts Office of the Attorney General, Cyber Crime Division, 2015 
  • Intern, U.S. Attorney's Office for Eastern District of Virginia, 2014
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