About Rosemary M. Collyer
Lived 1945 – 2026 (aged 80). Rosemary M. Collyer was an American lawyer and judge.
Early life and career Born Rosemary Elizabeth Mayers on November 19, 1945, in Port Chester, New York, Collyer grew up in Stamford, Connecticut, where her father, Thomas, was the mayor from 1963 to 1967.
Collyer was in private practice at the law firm of Sherman & Howard in Colorado from 1977 to 1981. She was then chairman of the Federal Mine Safety and Health Review Commission from 1981 to 1984 and general counsel of the National Labor Relations Board from 1984 to 1989.
Judicial service On August 1, 2002, Collyer was nominated by President George W. Bush to the seat on the United States District Court for the District of Columbia vacated by Thomas Penfield Jackson. Collyer was confirmed by the United States Senate on November 14, 2002, and received her commission on November 15, 2002. She assumed senior status on May 18, 2016.
In 2013, Collyer was appointed by the Chief Justice of the United States to a seven-year term on the Foreign Intelligence Surveillance Court.
Notable cases Judge Collyer presided over a number of habeas corpus petitions submitted on behalf of Guantanamo captives.
In United States House of Representatives v. Price (2016), Collyer first found the House had standing to sue the Obama administration and, then, found that the administration had unconstitutionally spent billions of Treasury funds on health insurer subsidies without congressional appropriation. She enjoined any further insurer reimbursements without a valid appropriation but stayed her order pending appeal.
Collyer was one of four FISA Court judges who approved a FISA warrant (issued in October 2016 and renewed several times) authorizing the wiretapping of Carter Page, a Trump campaign aide the FBI believed was conspiring with Russia to interfere with the 2016 U.S. elections. In December 2019, Collyer issued an order saying the FBI "provided false information to the National Security Division (NSD) of the Department of Justice, and withheld material information from NSD which was detrimental to the FBI's case, in connection with four applications to the Foreign Intelligence Surveillance Court (FISC) for authority to conduct electronic surveillance of a U.S. citizen named Carter W. Page", ordering the government to inform the court of planned procedures to "ensure that the statement of facts in each FBI application accurately and completely reflects information possessed by the FBI that is material to any issue presented by the application."
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Important facts
People in Rosemary M. Collyer's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Rosemary M. Collyer's
Frequently asked questions
Who was Rosemary M. Collyer?
United States federal judge
When was Rosemary M. Collyer born?
Rosemary M. Collyer was born on 19 November 1945 in Port Chester.
When did Rosemary M. Collyer die?
Rosemary M. Collyer died on 7 June 2026.
What was Rosemary M. Collyer's occupation?
Rosemary M. Collyer was a lawyer and judge.
What nationality was Rosemary M. Collyer?
Rosemary M. Collyer was American.
Sources & further reading
· Wikipedia: Rosemary M. Collyer
· DBpedia: Rosemary M. Collyer
Cite this page
APA: Biography.guide. (2026). Rosemary M. Collyer. https://biography.guide/rosemary-m-collyer/
MLA: "Rosemary M. Collyer." Biography.guide, https://biography.guide/rosemary-m-collyer/.
Chicago: "Rosemary M. Collyer." Biography.guide. https://biography.guide/rosemary-m-collyer/.
Data last updated: 2026-09-26 · Spot an error? Report a correction.
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