On February 9, 2004, Joaquin V.E. Manibusan, Jr. began his term as the first U.S. Magistrate Judge of the District Court of Guam. He was appointed to an eight-year term by then-Chief Judge John S. Unpingco. On November 9, 2011, Joaquin was reappointed to a second eight-year term commencing February 9, 2012 by Chief Judge Frances Tydingco-Gatewood.
Prior to his appointment to the federal bench, Joaquin served as a Judge of the Superior Court of Guam from October 20, 1995, to February 7, 2004. Joaquin gained further judicial experience serving as a Designated District Judge for the District Court of Guam from 1995 to 2004, a Designated Justice for the Supreme Court of Guam in 1999, and a Pro Tem Judge for the Commonwealth of the Northern Mariana Islands from 1999 to 2003.
Joaquin received his Bachelor of Arts Degree in Political Science from the University of California, Berkeley in 1971. He attended Boalt Hall School of Law at UC Berkeley where he received his Juris Doctorate degree in 1974. He was admitted to the State Bar of California in 1974, the Guam Bar in 1975, and the United States Court of Appeals for the Ninth Circuit in 1988.
Joaquin began his legal career as an Assistant Attorney General for the Government of Guam, assigned to the Civil Division from January 1975 to May 1977. He later went into private practice as a solo practitioner. Joaquin was legal counsel to various Government of Guam boards and agencies. He also served as an Adjunct Professor at the University of Guam from Fall 1997 to Spring 2001 and in the Summer and Fall of 2002.
He is currently a member of the Magistrate Judge’s Executive Board Committee of the Ninth Circuit Court of Appeals.