Leary v. United States

Decided May 19, 1969. John Marshall Harlan delivered the opinion of the Court.

Docket 65 · 395 U.S. 6 (1969) · Cited 1,672 times

We don’t yet publish a summary of this opinion — read the official text below for the Court’s holding and reasoning.

How the Justices voted

Decided 8–0.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Tot v. United States · 319 U.S. 463 (1943)
• United States v. Gainey · 380 U.S. 63 (1965)
• United States v. Romano · 382 U.S. 136 (1965)
• Marchetti v. United States · 390 U.S. 39 (1968)
• Grosso v. United States · 390 U.S. 62 (1968)
• Haynes v. United States · 390 U.S. 85 (1968)
• Yee Hem v. United States · 268 U.S. 178 (1925)
• Albertson v. Subversive Activities Control Board · 382 U.S. 70 (1965)
• United States v. Sanchez · 340 U.S. 42 (1950)
• Mobile, Jackson & Kansas City Railroad v. Turnipseed · 219 U.S. 35 (1910)
• Federal Trade Commission v. Mandel Bros. · 359 U.S. 385 (1959)
• In Re GAULT · 387 U.S. 1 (1967)
• Udall v. Tallman · 380 U.S. 1 (1965)
• Stromberg v. California · 283 U.S. 359 (1931)
• James v. United States · 366 U.S. 213 (1961)
• Thompson v. City of Louisville · 362 U.S. 199 (1960)
• Shapiro v. United States · 335 U.S. 1 (1948)
• Communist Party of United States v. Subversive Activities Control Bd. · 367 U.S. 1 (1961)
• Morrison v. California · 291 U.S. 82 (1934)
• Commissioner v. Acker · 361 U.S. 87 (1959)
• Western & Atlantic Railroad v. Henderson · 279 U.S. 639 (1929)
• McFarland v. American Sugar Refining Co. · 241 U.S. 79 (1916)
• United States v. Doremus · 249 U.S. 86 (1919)
• Massachusetts Trustees of Eastern Gas & Fuel Associates v. United States · 377 U.S. 235 (1964)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• County Court of Ulster Cty. v. Allen · 442 U.S. 140 (1979)
• Barnes v. United States · 412 U.S. 837 (1973)
• Turner v. United States · 396 U.S. 398 (1970)
• Salinas v. Texas · 570 U.S. 178 (2013)
• Minor v. United States · 396 U.S. 87 (1969)
• Gonzales v. Raich · 545 U.S. 1 (2005)
• United States v. Vuitch · 402 U.S. 62 (1971)
• Sandstrom v. Montana · 442 U.S. 510 (1979)
• California v. Byers · 402 U.S. 424 (1971)
• Boyde v. California · 494 U.S. 370 (1990)
• National League of Cities v. Usery · 426 U.S. 833 (1976)
• Toussie v. United States · 397 U.S. 112 (1970)
• Global-Tech Appliances, Inc. v. SEB S. A. · 563 U.S. 754 (2011)
• Lavine v. Milne · 424 U.S. 577 (1976)
• Saxbe v. Bustos · 419 U.S. 65 (1974)
• Mullaney v. Wilbur · 421 U.S. 684 (1975)
• Patterson v. New York · 432 U.S. 197 (1977)
• Employment Div., Dept. of Human Resources of Ore. v. Smith · 494 U.S. 872 (1990)
• Francis v. Franklin · 471 U.S. 307 (1985)
• Griffin v. United States · 502 U.S. 46 (1991)
• United States v. United States Gypsum Co. · 438 U.S. 422 (1978)
• Usery v. Turner Elkhorn Mining Co. · 428 U.S. 1 (1976)
• Chiarella v. United States · 445 U.S. 222 (1980)
• Jones v. United States · 527 U.S. 373 (1999)
• Vlandis v. Kline · 412 U.S. 441 (1973)
• United States v. Kordel · 397 U.S. 1 (1970)
• United States v. Freed · 401 U.S. 601 (1971)
• Turner v. Fouche · 396 U.S. 346 (1970)
• Garner v. United States · 424 U.S. 648 (1976)
• Demarest v. Manspeaker · 498 U.S. 184 (1991)

Official text

Read the official opinion (U.S. Reports, govinfo.gov)

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Source: the U.S. Reports via govinfo.gov; authoring Justice and vote lineup from the Supreme Court Database (Washington University). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).