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Reinier de Ridder

Dutch mixed martial arts (MMA) fighter

  • Fame53.5
  • Momentum1.3
  • Wikipedia33.9K
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Source-basedFalling
Born 1990 · age 36

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  • Wikipedia
    9 languages
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  • Age
    36
    Born 1990
Summary
Updated 2026-07-17

Reinier de Ridder, also known by his initials RdR, is a Dutch professional mixed martial artist. He currently competes in the Middleweight division of the Ultimate Fighting Championship (UFC). He previously competed in ONE Championship, where he is a former ONE Middleweight World Champion and ONE Light Heavyweight World Champion. De Ridder was the third two-division champion in ONE history, having previously held the middleweight and light heavyweight belts simultaneously. As of June 20, 2026, he is #15 in the Meta UFC middleweight rankings.

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Fame
Falling
53.5
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum1.3
Historical9.5
Source confidence50.0
Completeness40.0
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