Historical biography archive · Updated 2026-11-03

Mary Jo Kopechne Biography and Timeline

Follow Mary Jo Kopechne through 1 dated historical records for United States of America.

Mary Jo Kopechne, historical timeline

A chronological timeline drawn from matching World History Database records.

1Distinct records
1 of 1Page
1969–1969Years on this page

1969

Scandal

Chappaquidick · Politics / Democratic Party

Mary Jo Kopechne drowns but Kennedy does not report his companions death for 10 hrs. Chappaquiddick incident resulted in the death of automobile passenger Mary Jo Kopechne; Kennedy pleaded guilty to leaving the scene of an accident, and the incident significantly damaged his chances of ever becoming President of the United States

Records, sources and methodology

These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.