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Jan Mårtenson

Swedish writerand diplomat

  • Fame46.8
  • Momentum10.0
  • Wikipedia611
Source-basedRising
Lived 1933–2026, aged 93Sweden
SwedenSwedenWritersWriter / Author
  • Wikipedia
    10 languages
    Cross-language footprint
  • Era
    1933–2026
    Aged 93
Summary
Updated 2026-06-25

Jan Per Gösta Mårtenson was a Swedish diplomat who was also known as the author of some 50 Swedish crime novels.

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

Fame
Rising
46.8
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum10.0
Historical8.4
Source confidence55.0
Completeness70.0
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