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Marriott International

Disclosed Oct 30, 20196 years ago2,589 affectedConfirmed

Official notice

What is known

People affected2,589 (as reported by the organization)
DisclosedOct 30, 2019
HappenedAug 1, 2019
AttackNot stated
Data exposedNot stated
SectorHospitality · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: Marriott Internationaloag.ca.gov · Official notice
Indiana Attorney General 2019 data breach report: Marriott Internationalin.gov · Official notice

Notices filed

WhereFiledPeople
California AGresidents of CAOct 30, 2019
Indiana AGresidents of INNov 11, 20192

Other breaches at Marriott International

BreachAffected
Social engineering at a Marriott hotel leads to theft of guest and card dataJul 6, 20224 years agoPhishingUnverifiedUnknown
Starwood reservation database breach; UK ICO fine, FTC order and USD 52M states settlementNov 30, 20187 years agoHacking500M
Disclosed Oct 16, 2017Oct 16, 20178 years ago75
Disclosed Oct 19, 2015Oct 19, 201510 years ago70
History of this record
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 2589 · backfill source
  • 2026-09-25 · occurred: empty to 2019-08-01 · backfill source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

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