Private company

D’Yrsan

Automobile manufacturer based in Asnières-sur-Seine, founded in 19231

Raymond Siran, Cyclecars D'Yrsan was a French manufacturer of automobiles in the cyclecar class.2 It ceased to exist in 1930.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1923Founded1
  • Industryautomotive industry1
  • HeadquartersAsnières-sur-Seine1
D'yrsan
Photo: Benjamin5HP, CC BY-SA 4.0, via Wikimedia Commons4

Raymond Siran, Cyclecars D'Yrsan was a French manufacturer of automobiles in the cyclecar class.2

Products and brands

  • car

Listed on Wikidata.1

Raymond Siran de Cavanac, who previously had worked with the Levallois-Perret based automobile manufacturer S. Sandford, founded his own business in 1923 at Asnières-sur-Seine, concentrating on small cyclecar style vehicles under the D’Yrsan name, with three or four wheels. On the three wheelers the single wheel was placed at the back.

Production ended in 1930.

From Wikipedia’s article on D'Yrsan, shared under CC BY-SA 4.0.3

Timeline

  1. 1930Dissolved Dissolved1
  2. 1923Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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