Historical biography archive · Updated 2026-11-03

Dennis Ritchie Biography and Timeline

Follow Dennis Ritchie through 1 dated historical records for United States of America.

Build a biography Browse biographies Browse by event

Dennis Ritchie, historical timeline

A chronological timeline drawn from matching World History Database records.

1Distinct records

1 of 1Page

1970–1970Years on this page

1970

Unix Development

Programmer · Unix developer · Murray Hill · Science / Computer Science

Works on early Unix development at Bell Labs

Role range: 2011

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.