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Mike Greendonner

Mike Greendonner photo Mike Greendonner
  • Black Belt— Nidan

Mike first studied Judo while a student at Michigan State after wrestling in middle and high school. After moving to Madison, he was one our first instructors and received his Shodan in 2016 and his Nidan in 2023. He is a USA Judo certified coach and a USA Judo regional referee. In addition to serving the Wisconsin Judo community in those roles, he is also President of Madison Judo. He has a blue belt in Brazilian Jiu Jitsu.