Juan Roldán

Argentine boxer

  • Fame45.8
  • Momentum0.0
  • Wikipedia1.7K
Source-basedFalling
Lived 1957–2020, aged 63Argentina
  • Wikipedia
    7 languages
    Cross-language footprint
  • Era
    1957–2020
    Aged 63
Summary
Updated 2026-06-16

Juan Domingo Roldán was an Argentine professional boxer, best remembered for his strong showing in the early rounds of an undisputed world championship bout against Marvelous Marvin Hagler. After flooring Hagler in the opening seconds Roldan was able to further enjoy success against the dominant middleweight champion. Hagler significantly injured Roldán's eye with the thumb of his glove. Roldán fought on, but was unable to continue and suffered a technical knockout. He retired for a couple of years before coming back with a campaign that took him to another middleweight world title bout, this time with Thomas Hearns. In an exciting contest, Roldán shook Hearns early, but succumbed to a Hearns attack in the fourth. A final world middleweight title fight with Michael Nunn resulted in a loss by KO, following which Roldán ended his professional boxing career. Nicknamed Martillo (Hammer) Roldán often featured on Ring En Español magazine.

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

Fame
Falling
45.8
Composite of search demand, mentions, audience & graph footprint.
Score components
Historical6.6
Source confidence40.0
Completeness70.0
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