This page has a list of lawsuits brought as class actions.
| Lawsuit | Subject of lawsuit | Court of decision | Year of decision | | Alperin v. Vatican Bank | causes of action included "conversion, unjust enrichment, restitution, the right to an accounting, human rights violations and violations of international law". | United States Court of Appeals for the Ninth Circuit |
| Anderson v. Jackson | demolition of public housing damaged by Hurricane Katrina | United States Court of Appeals for the Fifth Circuit | 2009 |
| Augustus v. ABM | failure to provide rest periods to workers | California Supreme Court | 2016 |
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| Cobell v. Salazar | Indian trust assets | United States District Court for the District of Columbia | 2009 |
| Collins v. United States | honorable discharge under "Don't ask, don't tell" | United States Court of Federal Claims | 2013 |
| Conant v. McCaffrey | right to recommend medical marijuana | United States district court |
| Daniels v. City of New York | racial profiling and unlawful stop and frisk |
| Daniela Apostol v. Eastman Kodak Company | false advertising, unfair enrichment, fraudulent concealment, unfair competition[1][2] | |
| De Beers Diamonds Antitrust Litigation | U.S. District Court for the District of New Jersey |
| Doe v. Chiquita Brands International | funding and arming known terrorist organizations |
| Dukes v. Wal-Mart Stores | discriminating against women in promotions, pay, and job assignments | United States Supreme Court | 2011 |
| EEOC v. Mitsubishi Motor Manufacturing of America[3] | creation and long-term toleration of a sexually hostile work environment | United States District Court for the Central District of Illinois | 1998 |
| EEOC (Janice Smith) v. Wal-Mart Stores | hiring decisions based on gender |
| Fraley v. Facebook, Inc. | misappropriation of users' names and likenesses | United States District Court for the Northern District of California |
| Gonzalez v. Abercrombie & Fitch Stores | racial and gender discrimination in employment and marketing |
| Gratz v. Bollinger | undergraduate affirmative action admissions policy too mechanistic in its use of race as a factor in admissions | Supreme Court of the United States | 2003 |
| Greek Cypriots v. TRNC and HSBC Bank USA | denial of access to land and property | United States District Court for the District of Columbia |
| GM Instrument Cluster Settlement | owners of vehicles with faulty instrument clusters receive "special coverage" | U.S. District Court in Seattle | 2008 |
| Hepting v. AT&T | surveillance of telecommunications |
| James v. Meow Media | video game responsibility for murders |
| Jenson v. Eveleth Taconite Co. | sexual harassment, abusive language, threats, stalking and intimidation |
| Jewel v. NSA | surveillance | 2010 |
| Lane v. Facebook, Inc. | internet privacy and social media | United States District Court for the Northern District of California | 2010 |
| Luévano v. Campbell | racial bias in written test for employment |
| Madrigal v. Quilligan | involuntary sterilization |
| Mauldin v. Wal-Mart Stores | health insurance not covering prescription contraceptives | United States District Court for the Northern District of Georgia |
| Mochizuki v. United States | forcible kidnapping and imprisonment |
| Morgan v. Hennigan | racial segregation and school busing |
| Nasdaq Market Makers Antitrust Litigation | stock market collusion |
| National Federation of the Blind v. Target Corporation | e-commerce website accessibility |
| National Organization for Women v. Scheidler | anti-abortion activities | Supreme Court of the United States | 1994 |
| Payment Card Interchange Fee and Merchant Discount Antitrust Litigation | price fixing and other allegedly anti-competitive trade practices in the credit card industry | 2012 |
| Pigford v. Glickman | racial discrimination in its allocation of farm loans and assistance | 1999/2010 |
| Price v. Philip Morris, Inc | cigarette company advertising class action led by plaintiff's attorney Stephen Tillery resulted in $10.1 billion judgement[4] | Madison County, Illinois | 2003/2006 |
| Ritalin class action lawsuits | promoting disorder ADHD to increase drug profits |
| Robbins v. Lower Merion School District | charges schools secretly spied on students through surreptitiously and remotely activated webcams embedded in school-issued laptops the students were using at home; privacy rights | U.S. District Court for the Eastern District of Pennsylvania | filed 2010; pending certification |
| Ruiz v. Estelle | prisoners' rights | United States District Court for the Southern District of Texas | 1979 |
| Scheidler v. National Organization for Women (2003) | anti-abortion activities | Supreme Court of the United States | 2003 |
| Scheidler v. National Organization for Women (2006) | anti-abortion activities | Supreme Court of the United States | 2006 |
| Shell Canada lawsuit | gasoline additive damaging fuel supply systems of cars |
| Shyamala Rajender v. University of Minnesota | employment discrimination based on sex | United States District Court for the District of Minnesota | 1980 |
| Smiley v. Citibank | limiting credit card late fees and other penalties | Supreme Court of the United States | 1996 |
| Sullivan v. Zebley | Social Security regulation on determining disability for children | Supreme Court of the United States | 1990 |
| Swift v. Zynga | misleading advertising | United States District Court for the Northern District of California |
| TNA Entertainment, LLC v. Wittenstein and World Wrestling Entertainment, Inc. | use of secret contact information to steal talent |
| Turkmen v. Ashcroft | unlawful detainment |
| Vroegh v. Eastman Kodak Company | false advertising, unfair business practices, breach of contract, fraud, deceit and/or misrepresentation |
| World Jewish Congress lawsuit against Swiss banks | retrieving deposits from dormant bank accounts | 2000 |
1. ^{{cite web | url=http://www.topclassactions.com/lawsuit-settlements/lawsuit-news/1404-kodak-all-in-one-color-inkjet-printer-class-action-lawsuit | title=Kodak All-In-One Color Inkjet Printer Class Action Lawsuit}}
2. ^{{cite web | url=http://www.courthousenews.com/2011/09/26/ink.pdf | title=Class action complaint filing for case: 30-2011-00510342-CU-FR-CXC}}
3. ^"MMNA and EEOC reach voluntary agreement to settle harassment suit", EEOC press release, June 11, 1998
4. ^Korein Tillery will retry light cigarettes case against Philip Morris, Market Watch, October 25, 2011