John Maddening #433

Position: Announcer

Derby Career:

  • Minnesota RollerGirls: Announcer 2006-Present
  • WFTDA Tournaments: Broadcast announcer and postgame interviewer with
  • Roller Derby World Cup: 2011

Athletic Background:
Sometimes I ride my bike until I'm tired, then I stop.

Minnesota's play-by-play announcer since Season 3. Maddening also works on's broadcast team at Playoffs and World Championships, as well as helping set up the All-Star team's schedule. You can also find him with a microphone in his hand for numerous pro wrestling events!


  • Star Wars
  • Pro Wrestling
  • Board Games
  • The Website Manager
  • Pudding
  • Vegetables
  • Stupidity

Awards & Accolades:

  • Season 11: Golden Supporter

Special Roles: Interleague Committee