| Citing ‘risk,’ college cancels Second Amendment activist’s speech hours before it begins | Hampshire College | 12/07/2017 | Guest Speaker | No | Canceled |
| Black gun rights activist disinvited from speech | Hampshire College | 12/06/2017 | Guest Speaker | No | Canceled |
| Gateway Pundit correspondent shouted down by protestors, arrested | University of Connecticut | 11/29/2017 | Guest Speaker | No | Protested |
| Student leader works to shut down Dennis Prager’s talk on ‘why socialism makes people selfish’ | University of Wyoming | 11/06/2017 | Guest Speaker | No | Protested |
| Protestors shout down College Republicans' event featuring Tommy Robinson speech | Columbia University | 11/02/2017 | Guest Speaker | No | Protested |
| College Republicans disinvite gay anti-Sharia speaker for supposed ‘hate’ group association | New York University | 10/25/2017 | Guest Speaker | No | Canceled |
| J-school disinvites Professor Mike Adams due to ‘risk of offending students’ | University of Montana | 10/18/2017 | Guest Speaker | No | Canceled |
| Florida Govenor declares state of emergency prior to Richard Spenser campus speech | University of Florida | 10/17/2017 | Guest Speaker | No | Protested |
| Documents reveal GOP speech unfairly shut down at historically black college | Texas Southern University | 10/16/2017 | Guest Speaker | No | Canceled |
| Charles Murray event disrupted by raucous protesters who took up seats, chanted, interrupted | University of Michigan | 10/11/2017 | Guest Speaker | No | Protested |
| Texas university cancels Republican’s speech as Black Lives Matter shouts lawmaker down | Texas Southern University | 10/11/2017 | Guest Speaker | No | Canceled |
| Student protestors shut down president's speech to protest 'fascism' | University of Oregon | 10/09/2017 | Guest Speaker | No | Canceled |
| Black Lives Matter protesters shut down ACLU free speech event | College of William and Mary | 10/04/2017 | Guest Speaker | No | Canceled |
| College Republicans cry foul after SDSU cancels Milo Yiannopoulos event | San Diego State University | 10/04/2017 | Guest Speaker | No | Canceled |
| Public university president caught trying to disinvite Donald Trump Jr. from event | University of North Texas | 10/04/2017 | Guest Speaker | No | Protested |
| Milo Yiannopoulos shouted down at UC Berkeley during 'Free Speech Week' | University of California Berkeley | 09/25/2017 | Guest Speaker | No | Protested |
| Charles Murray disinvited from speech at Catholic College | Assumption College | 09/13/2017 | Guest Speaker | No | Canceled |
| Student government’s black caucus demands Charles Murray speech invitation be rescinded | Harvard University | 09/06/2017 | Guest Speaker | No | Protested |
| Again alt-right leader Richard Spencer preemptively banned from campus speech | Michigan State University | 09/05/2017 | Guest Speaker | Yes | Canceled |
| Mayor tells university to preemptively ban Milo Yiannopoulos | University of California Berkeley | 09/02/2017 | Guest Speaker | No | Protested |
| Professors crash John Yoo speech, demand his firing for his associations with George Bush | University of California Berkeley | 09/01/2017 | Guest Speaker | No | Protested |
| Another university preemptively bans alt-right leader Richard Spencer | University of North Carolina Chapel Hill | 08/30/2017 | Guest Speaker | Yes | Canceled |
| Pennsylvania State bans Richard Spencer from speaking on campus | Pennsylvania State University | 08/24/2017 | Guest Speaker | Yes | Canceled |
| Richard Dawkins speech canceled due to progressives protesting his comments about Islam | University of California Berkeley | 07/21/2017 | Guest Speaker | No | Canceled |
| Democrat senator: It’s fine for colleges to block speakers who ‘might fulminate a big problem’ | Various | 06/21/2017 | Guest Speaker | No | Protested |
| Demonstrators protest VP Mike Pence speech | Florida International University | 06/17/2017 | Guest Speaker | No | Protested |
| Students prevent an ICE representative to speak on campus | Northwestern University | 06/02/2017 | Guest Speaker | No | Canceled |
| Nobel Prize winning scientist disinvited over comments about Africa | University of Illinois | 05/23/2017 | Guest Speaker | No | Canceled |
| DePaul rescinds Gavin McInnes’ invitation to speak on campus, claims he’s too dangerous | DePaul University | 05/18/2017 | Guest Speaker | No | Canceled |
| College cancels GOP senator's commencement speech | Texas Southern University | 05/15/2017 | Guest Speaker | No | Canceled |
| Professors sign letter celebrating students who booed and jeered at Betsy DeVos commencement address | Behune-Cookman University | 05/14/2017 | Guest Speaker | No | Protested |
| Students protest gay conservative speaker as he defends free speech at Portland State | Portland State University | 05/09/2017 | Guest Speaker | No | Protested |
| Ann Coulter forced to pull out of speech due to threats | University of California Berkeley | 04/26/2017 | Guest Speaker | No | Canceled |
| White female sociologist demanded fired by activists because of her work studying black communities | Pomona College | 04/24/2017 | Guest Speaker | No | Protested |
| Jordan Peterson disinvited from lecture due to 'safe space' joke | Linfield College | 04/20/2017 | Guest Speaker | No | Canceled |
| Protestors try and fail to disrupt another Charles Murray lecture | Indiana University | 04/12/2017 | Guest Speaker | No | Protested |
| Angry mob shuts down Heather Mac Donald Blue Lives Matter speech | Claremont McKenna College | 04/07/2017 | Guest Speaker | No | Canceled |
| ‘War on Cops’ author Heather Mac Donald shouted down at UCLA by hysterical Black Lives Matter protest | UCLA | 04/06/2017 | Guest Speaker | No | Protested |
| Heckler's veto: Red tape, security concerns, admin demands lead to cancelation of David Horowitz speech | University of California Berkeley | 04/04/2017 | Guest Speaker | No | Canceled |
| Abnormally low turnout at Charles Murray speech suggests protestors reserved tickets | Duke University | 03/22/2017 | Guest Speaker | No | Protested |
| Canadians anti-free speech zealots shut down Toronto lawyer's speech | Wilfried Laurier University | 03/19/2017 | Guest Speaker | No | Canceled |
| Disgruntled woman's study major interupts president's speech | Iowa State University | 03/05/2017 | Guest Speaker | No | Protested |
| Dozens of students shout down Charles Murray speech, force him to evacuate lecture hall | Middlebury College | 03/03/2017 | Guest Speaker | No | Canceled |
| Columbia helps block access to College Republicans' Dinesh D'Souza talk | Columbia University | 02/22/2017 | Guest Speaker | No | Protested |
| Chinese students protest Dalai Lama as grad speaker, call choice ‘controversial, disrespectful’ | University of California San Diego | 02/21/2017 | Guest Speaker | No | Protested |
| Conservative speaker event forced into hiding at Cornell | Cornell University | 02/15/2017 | Guest Speaker | No | Protested |
| Campus furious Ben Shapiro to speak for YAF during Black History Month try to derail event | Marquette University | 02/06/2017 | Guest Speaker | No | Protested |
| Night of terror': UC Berkeley in flames in violent protest against Milo Yiannopoulos speech | University of California Berkeley | 02/04/2017 | Guest Speaker | No | Canceled |
| Professor attacks Steve Forbes prior to campus talk | North Central College | 01/31/2017 | Guest Speaker | No | Protested |
| Protestors go berserk, force cancelation of Milo Yiannopoulos event | University of California Davis | 01/14/2017 | Guest Speaker | No | Canceled |
| Students protest Sean Spicer's invitation to school | University of Chicago | 12/27/2016 | Guest Speaker | No | Protested |
| University breaks tradition, considers disinviting U.S. president for commencement speech for the first time in 64 years | University of Notre Dame | 12/06/2016 | Guest Speaker | No | Protested |
| Hecklers shout down Rick Santorum at Cornell University | Cornell University | 11/30/2016 | Guest Speaker | No | Protested |
| Protesters storm stage during Ben Shapiro YAF talk at UW-Madison | University of Wisconsin Madison | 11/17/2016 | Guest Speaker | No | Protested |
| Conservative journalist Caroline Glick guest speech canceled at UT Austin | University of Texas Austin | 11/15/2016 | Guest Speaker | No | Canceled |
| Students demand ‘Rally for America’ with Milo Yiannopoulos be canceled | University of California Irvine | 10/28/2016 | Guest Speaker | No | Protested |
| University canceled Milo Yiannopoulos speech due to 'security concerns' | New York University | 10/23/2016 | Guest Speaker | No | Canceled |
| Hecklers shout down speech by woman whose son was murdered by an illegal immigrant | UCLA | 10/14/2016 | Guest Speaker | No | Protested |
| Female student rips down flyers touting Christina Hoff Sommers’ ‘Where Feminism Went Wrong’ YAF speech | California State University Los Angeles | 09/29/2016 | Guest Speaker | No | Protested |
| NYU disinvites controversial Nobel Prize-winning scientist from giving guest lecture | New York University | 09/16/2016 | Guest Speaker | No | Canceled |
| University's multicultural center tries to stop Milo Yiannopoulos speech | Louisiana State University | 09/13/2016 | Guest Speaker | No | Protested |
| University bans Ben Shapiro from speaking on campus | DePaul University | 08/01/2016 | Guest Speaker | No | Canceled |
| Students protest against appearance of right-of-center speaker | Elon University | 07/28/2016 | Guest Speaker | No | Protested |
| Flemming Rose, editor of the Danish Mohammad cartoon, disinvited from speaking | University of Cape Town | 07/22/2016 | Guest Speaker | No | Canceled |
| UC Irvine College Republicans sanctioned for Milo Yiannopoulos event | University of California Irvine | 06/21/2016 | Guest Speaker | No | Protested |
| Protestors steal microphone and shut down Milo Yiannopoulos speech | DePaul University | 05/25/2016 | Guest Speaker | No | Protested |
| Violence erupts as protesters block entrance to YAF Ben Shapiro speech at public university | California State University Los Angeles | 05/20/2016 | Guest Speaker | No | Protested |
| Black pro-life speaker shouted down at Harvard Law event, called ‘f*cking piece of sh*t’ | Harvard University | 05/19/2016 | Guest Speaker | No | Canceled |
| Students demand Secretary of Homeland Security's keynote speech be canceled | Georgetown University | 05/16/2016 | Guest Speaker | No | Protested |
| Black conservative scholar disinvited from speech over protest concerns | Virginia Tech | 05/02/2016 | Guest Speaker | No | Canceled |
| Professor Randall Kennedy peeves students and faculty over his commencement address | Occidental College | 04/29/2016 | Guest Speaker | No | Protested |
| Scripps students protest Madeleine Albright as speaker because she’s a ‘white feminist’ | Scripps University | 04/02/2016 | Guest Speaker | No | Protested |
| Banner touting upcoming Ben Shapiro talk defaced at University of Michigan | University of Michigan | 03/21/2016 | Guest Speaker | No | Protested |
| Paleoconservative accused of ‘hate speech’ disinvited to speak at Williams College | Williams College | 02/18/2016 | Guest Speaker | No | Canceled |
| Protestors interrupt Milo Yiannopoulos event by covering themselves in paint | Rutgers University | 02/15/2016 | Guest Speaker | No | Protested |
| Public shut out of college lecture by Dinesh D'Souza over his opinions | Gonzaga University | 02/03/2016 | Guest Speaker | No | Protested |
| Muslim students protest/heckle speech from Iranian human rights activist | Goldsmiths University | 12/03/2015 | Guest Speaker | No | Protested |
| Anti-ISIS fighter's speech canceled by the college | University College London | 11/08/2015 | Guest Speaker | No | Canceled |
| Conservative female author of ‘The War on Men’ disinvited to speak at Williams College after protests | Williams College | 10/21/2015 | Guest Speaker | No | Canceled |
| University pressured to disinvite George Will | Santa Clara University | 10/06/2015 | Guest Speaker | No | Protested |
| Campus speaker touting men’s rights has fire alarm pulled on her | University of Toronto | 10/03/2015 | Guest Speaker | No | Protested |
| Katie Pavlich speech protested by BlackLivesMatter | University of Delaware | 09/22/2015 | Guest Speaker | No | Protested |
| Chancellor Robert Birgeneau grad speech canceled because he allowed police brutality once in 2011 | Haverford College | 05/15/2015 | Guest Speaker | No | Canceled |
| Jesuit college students demand Catholic archbishop be disinvited as grad speaker | Le Moyne College | 05/11/2015 | Guest Speaker | No | Protested |
| Black grad students hijack UC-Berkeley Peter Thiel event, exercising heckler’s veto | University of California Berkeley | 05/06/2015 | Guest Speaker | No | Protested |
| Christina Hoff Sommer's speech preceded by Safe Space announcement, heavy protests during the event | Oberlin College | 04/21/2015 | Guest Speaker | No | Protested |
| Muslim Students Association blackballed Islamic feminist Asra Nomani's campus speech | Duke University | 04/14/2015 | Guest Speaker | No | Protested |
| Christina Hoff Sommers accused of ‘hate speech,’ UCLA talk to be boycotted by some | UCLA | 03/04/2015 | Guest Speaker | No | Protested |
| Protestors threaten speech by 'Charlie Hebdo' creator | University of Chicago | 02/27/2015 | Guest Speaker | No | Protested |
| Angry protesters denounce George Will at MSU; called ‘rape denier,’ backs turned | Michigan State University | 12/15/2014 | Guest Speaker | No | Protested |
| Students demand George Will guest lecture be shut down | Michigan State University | 12/10/2014 | Guest Speaker | No | Protested |
| UC Berkeley students try to derail Bill Maher from speaking at graduation | University of California Berkeley | 10/27/2014 | Guest Speaker | No | Protested |
| Dinesh D’Souza campus speech axed after ‘pressure from liberals’ | University of California Santa Barbara | 10/22/2014 | Guest Speaker | No | Canceled |
| Miami University students call for George Will to be disinvited from giving speech | Miami University | 10/21/2014 | Guest Speaker | No | Protested |
| Conservative columnist George Will disinvited to speak at women’s college for questioning 1-in-5 rape stat | Scripps College | 10/07/2014 | Guest Speaker | No | Canceled |
| Students demand lawmaker's commencement invitation be rescinded for supporting meritocracy | Harvard University | 05/21/2014 | Guest Speaker | No | Protested |
| Female IMF Director Pushed Out as Grad Speaker at Women’s College | Smith College | 05/13/2014 | Guest Speaker | No | Canceled |
| Condi Rice declines to speak at Rutgers after student protests, demands for disinvitation | Rutgers University | 05/05/2014 | Guest Speaker | No | Canceled |
| Charles Murray speech canceled due to concerns over his political views and past scholarship | Asuza Pacific University | 04/22/2014 | Guest Speaker | No | Canceled |
| Students tell campus police to arrest ‘dangerous’ Condi Rice during visit | University of Minnesota | 04/16/2014 | Guest Speaker | No | Protested |
