| Manafort, Paul | Chairman, Donald J. Trump presidential campaign, May 2016-August 2016; convicted in August 2018 on two counts of bank fraud, five counts of tax fraud, and one count of failure to disclose a foreign bank account |
| Morrison, Tim | Deputy Assistant to the President for National Security, National Security Council, July 2019-October 2019 |
| Mueller, Robert S., III | Special Counsel, Department of Justice, May 2017-May 2019 |
| Mulvaney, John Michael "Mick" | Acting Chief of Staff, White House, January 2019-present |
| Murphy, Chris | Senator from Connecticut, Ranking Member, Subcommittee on Near East, South Asia, Central Asia, and Counterterrorism, Senate Committee on Foreign Relations, formerly Ranking Member, Subcommittee on Europe and Regional Security Cooperation, Senate Committee on Foreign Relations, January 2017-January 2019 |
| Naftogaz | Ukrainian state-owned national gas company |
| Parnas, Lev | Giuliani associate named in indictment unsealed on October 10, 2019 |
| Patel, Kashyap "Kash" | Senior Director for Counterterrorism, National Security Council, July 2019-present; former Staff, Directorate of International Organizations and Alliances, National Security Council, February 2019-July 2019; former National Security Advisor, House Permanent Select Committee on Intelligence, March 2018-January 2019; former Senior Counsel for Counterterrorism, House Permanent Select Committee on Intelligence, April 2017-March 2018 |
| Pence, Michael R. | Vice President, January 2017-present |
| Pennington, Joseph | Chargé d'Affaires, of the U.S. Embassy in Ukraine, May 2019 |
| Perez, Carol Z. | Director General of the Foreign Service and Director of Human Services, January 2019-present |
| Perry, James Richard "Rick" | Secretary of Energy, March 2017-December 2019 |
| Pompeo, Michael | Secretary of State, April 2018-present |
| Poroshenko, Petro | President of Ukraine, June 2014-May |
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