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Leonardo Quisumbing

1939 – 2019

Filipino judge

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About Leonardo Quisumbing

Lived 1939 – 2019 (aged 79). Leonardo Quisumbing was a Filipino judge, writer, politician and lawyer.

Leonardo A. Quisumbing (November 6, 1939 – January 20, 2019)

Quisumbing became a technical assistant to Executive Secretary Rafael Salas in 1965, and then became an assistant state counsel at the Department of Justice from 1966 to 1968. After a stint in private practice from 1968 to 1983, he joined the administration of President Corazon Aquino as senior executive assistant to the defense minister in 1986 and Undersecretary for the Department of National Defense in 1987. In 1992, he ran for senator under the Lakas-NUCD but lost. During the administration of Fidel Ramos, he would first serve as Senior Deputy Executive Secretary in 1993, then, acting executive secretary in 1994. He also became the officer-in-charge of the Office of the Executive Secretary in September 1995, before being appointed as Secretary of the Department of Labor and Employment from 1996 to January 1998. It was from the DOLE that he was appointed to the Supreme Court on January 27, 1998, by Ramos. Before his present appointment, he also held the rank of Commodore of the Philippine Coast Guard, 106th Auxiliary Squadron.

He was a lecturer of the Philippine College of Commerce (now Polytechnic University of the Philippines) and the U.P. College of Law from 1977 to 1989. He also served briefly as dean at Northwestern University in Laoag City. For his academic and government service, he received the Presidential Order of Merit award, a Ph.D. honoris causa from the University of Pangasinan and a doctorate degree in public administration from the Polytechnic University of the Philippines.

Quisumbing had special training in Management of Public Agencies at the Cornell University Graduate School, in Research at Georgetown University Communications at the Michigan State University, and in Public Sector Negotiations at Harvard University. While serving as a trade union officer, he attended international law and labor conferences in Geneva, Moscow, Beijing and Jakarta.

His published works include: Constitutional Control of the Election Process; Compensation in Land Reform Cases, Comparative Public Law Study; Asean Comparative Law (Vol. IV ed., Corporation Law) in the EEC and Asean, Two Regional Experiences; Law on Taxation in the Philippines; Labor Law and Jurisprudence (1992–1998); and Access to Justice, a lecture delivered before the 1993 Asean Law Association Conference in Singapore.

Quisumbing was married to Dr. Purificacion Valera Quisumbing, who died in December 2011, the former chairperson of the Commission on Human Rights. They had two children: Josefa Lourdes and Cecilia Rachel.

Known as an activist, Quisumbing had a long record of union service since the 1970s. He was the former chairman of the Confederation of Industry Unions of the Philippines, (CINUP), former president of the National Alliance of Teachers and Allied Workers (NATAW), and former secretary-general of the Lakas Manggagawa Labor Center (LMLC).

Some notable opinions Cojuangco v. Sandiganbayan (1998) — on constitutional right of accused to speedy trial Samson v. Aguirre (1999) — on constitutionality of law creating a city of Novaliches Cyanamid Phil. v. CA (2000) — on taxability of improperly accumulated profits or surplus Tijing v. CA (2001) — on admissibility of DNA evidence People v. Mojello (2004) - Dissenting Opinion — on right of an accused to an independent counsel of his own choice (joined by J. Vitug and Tinga) MIAA v. Airspan Corp. (2004) — on authority of MIAA to increase airport rental fees Poe v. Macapagal-Arroyo (2005) — on dismissal of election protest against President Arroyo on account of the death of Protestant Fernando Poe, Jr. Republic v. Orbecido (2005) — on right to remarry of a Filipino after being divorced by a formerly-Filipino spouse who had obtained foreign citizenship Henares, Jr. v. LTFRB (2006) — on mandamus as a means to compel the use of compressed natural gas in jeepneys and other public utility motor vehicles supremecourt.gov.ph/news, PET Junks Legarda’s Poll Protest against VP De Castro

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Important facts

Birth century
Nationality
Education
Cornell University, Manuel L. Quezon University, University of the Philippines College of Law, Cornell University Graduate School
Positions held
Associate Justice of the Supreme Court of the Philippines, Secretary of Labor and Employment
Employers
Department of Justice, Department of National Defense, Executive Secretary, Philippine Coast Guard
Awards
Doctorate
Also known as
Leonardo A. Quisumbing

Family & relationships

Spouse
Purificacion Quisumbing

People in Leonardo Quisumbing's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Leonardo Quisumbing's

Frequently asked questions

Who was Leonardo Quisumbing?

Filipino judge (1939-2019)

When was Leonardo Quisumbing born?

Leonardo Quisumbing was born on 6 November 1939 in Masbate City.

When did Leonardo Quisumbing die?

Leonardo Quisumbing died on 20 January 2019 in Manila.

What was Leonardo Quisumbing's occupation?

Leonardo Quisumbing was a judge, writer, politician and lawyer.

What nationality was Leonardo Quisumbing?

Leonardo Quisumbing was Filipino.

Sources & further reading

· Wikipedia: Leonardo Quisumbing

· Wikidata: Q3484580

· DBpedia: Leonardo Quisumbing

Cite this page

APA: Biography.guide. (2026). Leonardo Quisumbing. https://biography.guide/leonardo-quisumbing/

MLA: "Leonardo Quisumbing." Biography.guide, https://biography.guide/leonardo-quisumbing/.

Chicago: "Leonardo Quisumbing." Biography.guide. https://biography.guide/leonardo-quisumbing/.

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