Derek Zellefrow

Derek Zellefrow

United States

Followers
92
Following
71

No activities yet. Follow Derek Zellefrow on Strava to be kept up-to-date.

Want to start tracking your own activities?

Current Month

Trophy Case

Earn your own trophies on Strava

Join a Challenge

The #1 app for runners and cyclists

Sign Up for Free. Track your progress and reach goals. Join 100 million active people on Strava.

See More from Derek Zellefrow

Find motivation and track your own activities. Join 100 million+ people on Strava.