Claim profile

Léonce Rosenberg

French art dealer and art historian (1879-1947)

  • Fame44.1
  • Momentum13.2
  • Wikipedia354
Source-basedRising
Lived 1879–1947, aged 68France
FranceFrance
  • Wikipedia
    8 languages
    Cross-language footprint
  • Era
    1879–1947
    Aged 68
Summary
Updated 2026-08-20

Léonce Rosenberg was an art collector, writer, publisher and art dealer. He was a supporter and promoter of the cubists, especially during World War I and in the years immediately after.

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Score breakdown

The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Rising
44.1
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum13.2
Historical6.8
Now attention73.2
Source confidence45.0
Completeness50.0
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