| June 28, 1990 | National Mines Corp. v. Caryl, Tax Commissioner of West Virginia | Per curiam | 497 U.S. 922 (1990) | – |
| June 28, 1990 | Ashland Oil, Inc. v. Caryl, Tax Commissioner of West Virginia | Per curiam | 497 U.S. 916 (1990) | – |
| June 27, 1990 | Lujan, Secretary of the Interior, et al. v. National Wildlife Federation et al. | Antonin Scalia | 497 U.S. 871 (1990) | 5583 |
| June 27, 1990 | Maryland v. Craig | Sandra Day O'Connor | 497 U.S. 836 (1990) | 2040 |
| June 27, 1990 | Idaho v. Wright | Sandra Day O'Connor | 497 U.S. 805 (1990) | 2081 |
| June 27, 1990 | Lewis, Director, Arizona Department of Corrections, et al. v. Jeffers | Sandra Day O'Connor | 497 U.S. 764 (1990) | 1972 |
| June 27, 1990 | United States v. Kokinda et al. | Sandra Day O'Connor | 497 U.S. 720 (1990) | 682 |
| June 27, 1990 | Walton v. Arizona | Byron Raymond White | 497 U.S. 639 (1990) | 1614 |
| June 27, 1990 | Metro Broadcasting, Inc. v. Federal Communications Commission et al. | William Joseph Brennan Jr. | 497 U.S. 547 (1990) | 280 |
| June 25, 1990 | Alvarado v. United States | Per curiam | 497 U.S. 543 (1990) | – |
| June 25, 1990 | Ohio v. Akron Center for Reproductive Health et al. | Anthony McLeod Kennedy | 497 U.S. 502 (1990) | 316 |
| June 25, 1990 | Hodgson et al. v. Minnesota et al. | John Paul Stevens | 497 U.S. 417 (1990) | 264 |
| June 25, 1990 | Georgia v. South Carolina | Harry Andrew Blackmun | 497 U.S. 376 (1990) | – |
| June 25, 1990 | Sisson v. Ruby et al. | Thurgood Marshall | 497 U.S. 358 (1990) | 521 |
| June 25, 1990 | Cruzan, by Her Parents and Co-Guardians, Cruzan et Ux. v. Director, Missouri Department of Health, et al. | William Hubbs Rehnquist | 497 U.S. 261 (1990) | 946 |
| June 21, 1990 | Sawyer v. Smith, Interim Warden | Anthony McLeod Kennedy | 497 U.S. 227 (1990) | 646 |
| June 21, 1990 | Kansas et al. v. Utilicorp United Inc. | Anthony McLeod Kennedy | 497 U.S. 199 (1990) | 222 |
| June 21, 1990 | Illinois v. Rodriguez | Antonin Scalia | 497 U.S. 177 (1990) | 2581 |
| June 21, 1990 | Portland Golf Club v. Commissioner of Internal Revenue | Harry Andrew Blackmun | 497 U.S. 154 (1990) | – |
| June 21, 1990 | Maislin Industries, U.S., Inc., et al. v. Primary Steel, Inc., et al. | William Joseph Brennan Jr. | 497 U.S. 116 (1990) | 508 |
| June 21, 1990 | Rutan et al. v. Republican Party of Illinois et al. | William Joseph Brennan Jr. | 497 U.S. 62 (1990) | 1236 |
| June 21, 1990 | Collins, Director, Texas Department of Criminal Justice, Institutional Division v. Youngblood | William Hubbs Rehnquist | 497 U.S. 37 (1990) | 1864 |
| June 21, 1990 | Milkovich v. Lorain Journal Co. et al. | William Hubbs Rehnquist | 497 U.S. 1 (1990) | 1770 |
| June 18, 1990 | Eli Lilly and Company v. Medtronic, Inc. | Antonin Scalia | 496 U.S. 661 (1990) | 245 |
| June 18, 1990 | Pension Benefit Guaranty Corporation v. Ltv Corporation et al. | Harry Andrew Blackmun | 496 U.S. 633 (1990) | 775 |
| June 18, 1990 | Louis W. Sullivan, Secretary of Health and Human Services v. Marilyn Finkelstein | Byron Raymond White | 496 U.S. 617 (1990) | 706 |
| June 18, 1990 | Pennsylvania v. Inocencio Muniz | William Joseph Brennan Jr. | 496 U.S. 582 (1990) | 976 |
| June 14, 1990 | Texaco Inc. v. Ricky Hasbrouck, Dba Rick'S Texaco, et al. | John Paul Stevens | 496 U.S. 543 (1990) | 132 |
| June 14, 1990 | General Motors Corporation v. United States | Harry Andrew Blackmun | 496 U.S. 530 (1990) | 105 |
| June 14, 1990 | L. Douglas Wilder, Governor of Virginia, et al. v. Virginia Hospital Association | William Joseph Brennan Jr. | 496 U.S. 498 (1990) | 1320 |
| June 14, 1990 | Louis W. Sullivan, Secretary of Health and Human Services v. Elizabeth Stroop, et al. | William Hubbs Rehnquist | 496 U.S. 478 (1990) | 408 |
| June 14, 1990 | Michigan Department of State Police, et al. v. Rick Sitz, et al. | William Hubbs Rehnquist | 496 U.S. 444 (1990) | 1275 |
| June 11, 1990 | Office of Personnel Management v. Charles Richmond | Anthony McLeod Kennedy | 496 U.S. 414 (1990) | 1177 |
| June 11, 1990 | Cooter & Gell v. Hartmarx Corporation, et al. | Sandra Day O'Connor | 496 U.S. 384 (1990) | 4510 |
| June 11, 1990 | Mark Howlett, a Minor, by and Through Elizabeth Howlett, His Mother, Natural Guardian and Next Friend v. Scott Rose, as Superintendent of Schools for Pinellas County, Florida, et al. | John Paul Stevens | 496 U.S. 356 (1990) | 1197 |
| June 11, 1990 | Rudy Perpich, Governor of Minnesota, et al. v. Department of Defense, et al. | John Paul Stevens | 496 U.S. 334 (1990) | 167 |
| June 11, 1990 | Alabama v. Vanessa Rose White | Byron Raymond White | 496 U.S. 325 (1990) | 3282 |
| June 11, 1990 | United States v. Shawn D. Eichman, David Gerald Blalock and Scott W. Tyler | William Joseph Brennan Jr. | 496 U.S. 310 (1990) | 216 |
| June 4, 1990 | Illinois v. Lloyd Perkins | Anthony McLeod Kennedy | 496 U.S. 292 (1990) | 906 |
| June 4, 1990 | Board of Education of the Westside Community Schools, Etc., et al. v. Bridget C. Mergens, by and Through Her Next Friend, Daniel N. Mergens, et al. | Sandra Day O'Connor | 496 U.S. 226 (1990) | 566 |
| June 4, 1990 | American Trucking Associations, Inc., et al. v. Maurice Smith, Director, Arkansas Highway and Transportation Department, et al. | Sandra Day O'Connor | 496 U.S. 167 (1990) | 358 |
| June 4, 1990 | Commissioner, Immigration and Naturalization Service, et al. v. Marie Lucie Jean, et al. | John Paul Stevens | 496 U.S. 154 (1990) | 1875 |
| June 4, 1990 | Terry Brice Horton v. California | John Paul Stevens | 496 U.S. 128 (1990) | 2923 |
| June 4, 1990 | Gary E. Peel v. Attorney Registration and Disciplinary Commission of Illinois | John Paul Stevens | 496 U.S. 91 (1990) | 196 |
| June 4, 1990 | Vera M. English v. General Electric Company | Harry Andrew Blackmun | 496 U.S. 72 (1990) | 1390 |
| June 4, 1990 | Harry P. Begier, Jr., Etc. v. Internal Revenue Service | Thurgood Marshall | 496 U.S. 53 (1990) | 701 |
| June 4, 1990 | McKesson Corporation v. Division of Alcoholic Beverages and Tobacco, Department of Business Regulation of Florida, et al. | William Joseph Brennan Jr. | 496 U.S. 18 (1990) | 690 |
| June 4, 1990 | Eddie Keller, et al. v. State Bar of California, et al. | William Hubbs Rehnquist | 496 U.S. 1 (1990) | 360 |
| June 3, 1990 | Demosthenes et al. v. Baal et al. | Per curiam | 495 U.S. 731 (1990) | 266 |
| May 29, 1990 | United States v. Montalvo-Murillo | Anthony McLeod Kennedy | 495 U.S. 711 (1990) | 232 |
| May 29, 1990 | Duro v. Reina, Chief of Police, Salt River Department of Public Safety, Salt River Pima-Maricopa Indian Community, et al. | Anthony McLeod Kennedy | 495 U.S. 676 (1990) | 294 |
| May 29, 1990 | Citibank, N.a. v. Wells Fargo Asia Ltd. | Anthony McLeod Kennedy | 495 U.S. 660 (1990) | – |
| May 29, 1990 | Fort Stewart Schools v. Federal Labor Relations Authority et al. | Antonin Scalia | 495 U.S. 641 (1990) | 231 |
| May 29, 1990 | Burnham v. Superior Court of California, County of Marin (burnham, Real Party in Interest) | Antonin Scalia | 495 U.S. 604 (1990) | 683 |
| May 29, 1990 | Taylor v. United States | Harry Andrew Blackmun | 495 U.S. 575 (1990) | 5461 |
| May 29, 1990 | Pennsylvania Department of Public Welfare et al. v. Davenport et Ux. | Thurgood Marshall | 495 U.S. 552 (1990) | 854 |
| May 29, 1990 | United States v. Energy Resources Co., Inc., et al. | Byron Raymond White | 495 U.S. 545 (1990) | 283 |
| May 29, 1990 | Grady, District Attorney of Dutchess County v. Corbin | William Joseph Brennan Jr. | 495 U.S. 508 (1990) | 1620 |
| May 21, 1990 | California v. Federal Energy Regulatory Commission et al. | Sandra Day O'Connor | 495 U.S. 490 (1990) | 127 |
| May 21, 1990 | Davis et Ux. v. United States | Sandra Day O'Connor | 495 U.S. 472 (1990) | – |
| May 21, 1990 | North Dakota et al. v. United States | John Paul Stevens | 495 U.S. 423 (1990) | 227 |
| May 21, 1990 | Hughey v. United States | Thurgood Marshall | 495 U.S. 411 (1990) | 871 |
| May 21, 1990 | United States v. Munoz-Flores | Thurgood Marshall | 495 U.S. 385 (1990) | 188 |
| May 14, 1990 | United Steelworkers of America, Afl-Cio-Clc v. Rawson, Individually and as Guardian Ad Litem for Rawson, et al. | Byron Raymond White | 495 U.S. 362 (1990) | 475 |
| May 14, 1990 | Atlantic Richfield Co. v. USA Petroleum Co. | William Joseph Brennan Jr. | 495 U.S. 328 (1990) | 783 |
| May 11, 1990 | Delo, Superintendent, Potosi Correctional Center v. Stokes | Per curiam | 495 U.S. 320 (1990) | – |
| April 30, 1990 | Port Authority Trans-Hudson Corp. v. Feeney | Sandra Day O'Connor | 495 U.S. 299 (1990) | 578 |
| April 30, 1990 | California v. American Stores Co. et al. | John Paul Stevens | 495 U.S. 271 (1990) | 130 |
| April 30, 1990 | United States v. Ojeda Rios et al. | Byron Raymond White | 495 U.S. 257 (1990) | 137 |
| April 24, 1990 | Stewart et al. v. Abend, Dba Authors Research Co. | Sandra Day O'Connor | 495 U.S. 207 (1990) | 321 |
| April 24, 1990 | Ngiraingas et al. v. Sanchez et al. | Harry Andrew Blackmun | 495 U.S. 182 (1990) | 144 |
| April 24, 1990 | Whitmore, Individually and as Next Friend of Simmons v. Arkansas et al. | William Hubbs Rehnquist | 495 U.S. 149 (1990) | 2590 |
| April 18, 1990 | Osborne v. Ohio | Byron Raymond White | 495 U.S. 103 (1990) | 897 |
| April 18, 1990 | Minnesota v. Olson | Byron Raymond White | 495 U.S. 91 (1990) | 1715 |
| April 18, 1990 | Venegas v. Mitchell | Byron Raymond White | 495 U.S. 82 (1990) | 309 |
| April 18, 1990 | Missouri et al. v. Jenkins et al. | Byron Raymond White | 495 U.S. 33 (1990) | 304 |
| April 18, 1990 | New York v. Harris | Byron Raymond White | 495 U.S. 14 (1990) | 658 |
| April 18, 1990 | Florida v. Wells | William Hubbs Rehnquist | 495 U.S. 1 (1990) | 1010 |
| April 17, 1990 | Department of the Treasury, Internal Revenue Service v. Federal Labor Relations Authority, et al. | Antonin Scalia | 494 U.S. 922 (1990) | – |
| April 17, 1990 | Employment Division, Department of Human Resources of Oregon, et al. v. Smith et al. | Antonin Scalia | 494 U.S. 872 (1990) | 2569 |
| April 17, 1990 | Kaiser Aluminum & Chemical Corp. et al. v. Bonjorno et al. | Sandra Day O'Connor | 494 U.S. 827 (1990) | 1050 |
| April 17, 1990 | Yellow Freight System, Inc. v. Donnelly | John Paul Stevens | 494 U.S. 820 (1990) | 372 |
| April 17, 1990 | National Labor Relations Board v. Curtin Matheson Scientific, Inc. | Thurgood Marshall | 494 U.S. 775 (1990) | 302 |
| March 28, 1990 | Clemons v. Mississippi | Byron Raymond White | 494 U.S. 738 (1990) | 1318 |
| March 27, 1990 | United States Department of Labor v. Triplett et al. | Antonin Scalia | 494 U.S. 715 (1990) | 245 |
| March 27, 1990 | Austin, Michigan Secretary of State, et al. v. Michigan State Chamber of Commerce | Thurgood Marshall | 494 U.S. 652 (1990) | 396 |
| March 21, 1990 | Adams Fruit Co., Inc. v. Barrett et al. | Thurgood Marshall | 494 U.S. 638 (1990) | 320 |
| March 21, 1990 | Butterworth, Attorney General of Florida, et al. v. Smith | William Hubbs Rehnquist | 494 U.S. 624 (1990) | 145 |
| March 20, 1990 | United States v. Dalm | Anthony McLeod Kennedy | 494 U.S. 596 (1990) | 899 |
| March 20, 1990 | Chauffeurs, Teamsters and Helpers Local No. 391 v. Terry et al. | Thurgood Marshall | 494 U.S. 558 (1990) | 740 |
| March 20, 1990 | John S. Lytle v. Household Manufacturing, Inc., Dba Schwitzer Turbochargers | Thurgood Marshall | 494 U.S. 545 (1990) | 346 |
| March 5, 1990 | Smith v. Ohio | Per curiam | 494 U.S. 541 (1990) | 207 |
| March 5, 1990 | Ferens et Ux. v. John Deere Co., Aka Deere & Co. | Anthony McLeod Kennedy | 494 U.S. 516 (1990) | 494 |
| March 5, 1990 | Saffle, Warden, et al. v. Parks | Anthony McLeod Kennedy | 494 U.S. 484 (1990) | 1054 |
| March 5, 1990 | Gerald a. Lewis, Comptroller of the State of Florida v. Continental Bank Corporation, et al. | Antonin Scalia | 494 U.S. 472 (1990) | 2306 |
| March 5, 1990 | McKoy v. North Carolina | Thurgood Marshall | 494 U.S. 433 (1990) | 1045 |
| March 5, 1990 | Horace Butler v. Kenneth D. McKellar, Warden, et al. | William Hubbs Rehnquist | 494 U.S. 407 (1990) | 557 |
| March 5, 1990 | Richard Boyde v. California | William Hubbs Rehnquist | 494 U.S. 370 (1990) | 1983 |
| March 5, 1990 | Michigan v. Tyris Lemont Harvey | William Hubbs Rehnquist | 494 U.S. 344 (1990) | 701 |
| February 28, 1990 | Maryland v. Jerome Edward Buie | Byron Raymond White | 494 U.S. 325 (1990) | 2122 |
| February 28, 1990 | Scott Wayne Blystone v. Pennsylvania | William Hubbs Rehnquist | 494 U.S. 299 (1990) | 551 |
| February 28, 1990 | United States v. Rene Martin Verdugo-Urquidez | William Hubbs Rehnquist | 494 U.S. 259 (1990) | 810 |
| February 27, 1990 | Washington, et al. v. Walter Harper | Anthony McLeod Kennedy | 494 U.S. 210 (1990) | 1489 |
| February 27, 1990 | C. T. Carden, et al. v. Arkoma Associates | Antonin Scalia | 494 U.S. 185 (1990) | 1364 |
| February 27, 1990 | Lawrence H. Crandon, et al. v. United States | John Paul Stevens | 494 U.S. 152 (1990) | 696 |
| February 27, 1990 | Marlus C. Zinermon, et al. v. Darrell E. Burch | Harry Andrew Blackmun | 494 U.S. 113 (1990) | 3290 |
| February 21, 1990 | John Henry Selvage v. James a. Collins, Director, Texas Department of Criminal Justice, Institutional Division | Per curiam | 494 U.S. 108 (1990) | – |
| February 21, 1990 | Louis W. Sullivan, Secretary of Health and Human Services, et al. v. Sandra Everhart et al. | Antonin Scalia | 494 U.S. 83 (1990) | 213 |
| February 21, 1990 | Bob Reves, et al. v. Ernst & Young | Thurgood Marshall | 494 U.S. 56 (1990) | 433 |
| February 21, 1990 | Elizabeth Dole, Secretary of Labor, et al. v. United Steelworkers of America et al. | William Joseph Brennan Jr. | 494 U.S. 26 (1990) | 352 |
| February 21, 1990 | J. Paul Preseault, et Ux. v. Interstate Commerce Commission et al. | William Joseph Brennan Jr. | 494 U.S. 1 (1990) | 673 |
| February 20, 1990 | Baltimore City Department of Social Services v. Bouknight | Sandra Day O'Connor | 493 U.S. 549 (1990) | 154 |
| February 20, 1990 | Sullivan, Secretary of Health and Human Services v. Zebley et al. | Harry Andrew Blackmun | 493 U.S. 521 (1990) | 2580 |
| January 22, 1990 | Holland v. Illinois | Antonin Scalia | 493 U.S. 474 (1990) | 489 |
| January 22, 1990 | Tafflin et al. v. Levitt et al. | Sandra Day O'Connor | 493 U.S. 455 (1990) | 634 |
| January 22, 1990 | Federal Trade Commission v. Superior Court Trial Lawyers Association et al. | John Paul Stevens | 493 U.S. 411 (1990) | 244 |
| January 17, 1990 | W. S. Kirkpatrick & Co., Inc., et al. v. Environmental Tectonics Corp., International | Antonin Scalia | 493 U.S. 400 (1990) | 278 |
| January 17, 1990 | Jimmy Swaggart Ministries v. Board of Equalization of California | Sandra Day O'Connor | 493 U.S. 378 (1990) | 229 |
| January 17, 1990 | Guidry v. Sheet Metal Workers National Pension Fund et al. | Harry Andrew Blackmun | 493 U.S. 365 (1990) | 425 |
| January 10, 1990 | Dowling v. United States | Byron Raymond White | 493 U.S. 342 (1990) | 1616 |
| January 10, 1990 | Franchise Tax Board of California et al. v. Alcan Aluminium Ltd. et al. | Byron Raymond White | 493 U.S. 331 (1990) | 172 |
| January 10, 1990 | James v. Illinois | William Joseph Brennan Jr. | 493 U.S. 307 (1990) | 171 |
| January 10, 1990 | Spallone v. United States et al. | William Hubbs Rehnquist | 493 U.S. 265 (1990) | 336 |
| January 10, 1990 | Fw/pbs, Inc., Dba Paris Adult Bookstore II, et al. v. City of Dallas et al. | Sandra Day O'Connor | 493 U.S. 215 (1990) | 2054 |
| January 9, 1990 | Commissioner of Internal Revenue v. Indianapolis Power & Light Co. | Harry Andrew Blackmun | 493 U.S. 203 (1990) | 100 |
| January 9, 1990 | University of Pennsylvania v. Equal Employment Opportunity Commission | Harry Andrew Blackmun | 493 U.S. 182 (1990) | 608 |
| December 11, 1989 | Hoffmann-La Roche Inc. v. Richard Sperling et al. | Anthony McLeod Kennedy | 493 U.S. 165 (1989) | 1715 |
| December 11, 1989 | John Doe Agency and John Doe Government Agency v. John Doe Corporation | Harry Andrew Blackmun | 493 U.S. 146 (1989) | 519 |
| December 11, 1989 | United States v. Goodyear Tire & Rubber Company and Affiliates | Thurgood Marshall | 493 U.S. 132 (1989) | – |
| December 5, 1989 | Pavelic & Leflore v. Marvel Entertainment Group, a Division of Cadence Industries Corp., et al. | Antonin Scalia | 493 U.S. 120 (1989) | 665 |
| December 5, 1989 | Golden State Transit Corp. v. City of Los Angeles | John Paul Stevens | 493 U.S. 103 (1989) | 756 |
| December 5, 1989 | Lynn L. Breininger v. Sheet Metal Workers International Association Local Union No. 6 | William Joseph Brennan Jr. | 493 U.S. 67 (1989) | 277 |
| November 28, 1989 | United States v. Sperry Corporation et al. | Byron Raymond White | 493 U.S. 52 (1989) | 321 |
| November 28, 1989 | Chesapeake and Ohio Railway Company v. Nancy J. Schwalb and William McGlone | Byron Raymond White | 493 U.S. 40 (1989) | – |
| November 7, 1989 | Olaf a. Hallstrom, et Ux. v. Tillamook County | Sandra Day O'Connor | 493 U.S. 20 (1989) | 547 |
| November 7, 1989 | Northbrook National Insurance Company v. Larry W. Brewer et al. | Thurgood Marshall | 493 U.S. 6 (1989) | – |
| October 16, 1989 | James M. White, Etc. v. United States et al. | Per curiam | 493 U.S. 5 (1989) | – |
| October 10, 1989 | Michael Terrell v. Terry L. Morris, Superintendent, Southern Ohio Correctional Facility | Per curiam | 493 U.S. 1 (1989) | – |