San Ysidro McDonald's massacre
A gunman massacred 21 people and injured 15 others at a McDonald's restaurant in the district of San Ysidro of San Diego, California.
In context
- When
- Wednesday, July 18 198442 years ago
- Category
- Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
- Era
- 20th century · 1980s
- Recorded from
- Wikipedia “On this day” feed
At a glance
Dates: From 1984.
What happened
A gunman massacred 21 people and injured 15 others at a McDonald's restaurant in the district of San Ysidro of San Diego, California.
July 18 through the years
Other entries on the same calendar day, in order.
- 1984San Ysidro McDonald's massacre
- 1995Montserrat
- 1995Selena
- 1996Saguenay flood
- 1996Battle of Mullaitivu (1996)
- 2002Consolidated PB4Y-2 Privateer
- 20122012 Burgas bus bombing
- 2013Government of Detroit
- 2014Silvio Berlusconi
- 2014Islamic State
- 2019Kyoto Animation arson attack
Also in 1984
- March 14Gerry AdamsGerry Adams, leader of Sinn Féin, was seriously wounded in an assassination attempt by Ulster Freedom Fighters in central Belfast, Northe…
- September 14Joseph KittingerJoe Kittinger becomes the first person to fly a gas balloon alone across the Atlantic Ocean.
- September 5STS-41-DSTS-41-D: The Space Shuttle Discovery lands after its maiden voyage.
- September 5Western AustraliaWestern Australia becomes the last Australian state to abolish capital punishment.
- October 20Sinking of the Spanish trawler SoniaThe Spanish trawler Sonia sank in British waters after a five-hour chase by the Irish Naval Service patrol vessel Aisling, during which a…
- November 27Brussels Agreement (1984)Under the Brussels Agreement signed between the governments of the United Kingdom and Spain, the former agrees to enter into discussions…
- July 5Supreme Court of the United StatesThe United States Supreme Court gives its United States v. Leon decision providing a good-faith exception from the Fourth Amendment exclu…
- December 10United Nations General AssemblyUnited Nations General Assembly recognizes the Convention against Torture.
Sources
- Wikipedia article (text, CC BY-SA 4.0)
- Licence: CC BY-SA 4.0 for adapted text · how we source this
Cite this page
“San Ysidro McDonald's massacre”, What's On This Date, https://whatsonthisdate.com/app/event/san-ysidro-mcdonald-s-massacre-1984-july-18, accessed October 28, 2026.
Cite the underlying source as well — the source links above go to the record this entry is adapted from.
Questions about this entry
When did San Ysidro McDonald's massacre happen?
July 18 1984 — 42 years ago, on a Wednesday.
Where does this text come from?
Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints.
How do I cite this page?
Use the ready-made citation near the sources at the bottom of the page, and follow the source link to cite the underlying record as well.
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