Duncan de Haan is using Runkeeper to track their running, walking and biking activities and you should too!

Duncan de Haan
Member since February 15, 2011


calories burned 104


calories burned 497


calories burned 79,615

Join Duncan de Haan on Runkeeper!

Sign up and join Duncan de Haan today!

Sign Up With Email

Download Runkeeper

Runkeeper on the Apple App Store Runkeeper on the Google Play Store