Ian Sumner

United States of America • Sport climber
  • Photos: 2
  • Member since: 2022
  • Favorites: 9
  • Following: 0
  • Followers: 0

My website/blog

Climber Performance Rating (CPR) Timelines

For help understanding the CPR timeline chart see the CPR timeline explained article.

Sport timeline (ascents)

grade pyramids

Ian Sumner has not logged enough ascents to show all the profile features.

Climbs with

Have you climbed with Ian Sumner? Don't forget to mention @ians when logging your ascents

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