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Mark Diesen

American chess player (1957–2008)

  • Fame37.8
  • Momentum0.3
  • Wikipedia97
Lived 1957–2008, aged 51United States
United States flagUnited States
  • Wikipedia
    9 languages
    Cross-language footprint
  • Era
    1957–2008
    Aged 51
Summary
Updated 2026-08-06

Mark Carl Diesen was an American chess player. He earned the International Master title in 1976 by winning the World Junior Championship at Groningen, ahead of such noted players as Ľubomír Ftáčnik and Oleg Romanishin. It was the first time an American had won the World Junior since William Lombardy in 1957. Other achievements included being Louisiana State Champion in 1986, 1987 and 1988.

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

Fame
Falling
37.8
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum0.3
Historical7.9
Source confidence50.0
Completeness35.0
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