Hendrik Pfeiffer (born 18 March 1993) is a German long distance runner who competed at the 2020 Summer Games in the marathon.

Pfeiffer ran at the 2016 European Athletics Championships in Amsterdam but failed to finish the race as he had a heel injury.

He was again selected for the 2018 European Athletics Championships but had to pull out due to injury problems.

Pfeiffer himself at the time was studying journalism at the Technical University of Dortmund and was a student trainee in the Corporate Communications Department in Duisburg.

[3] Pfeiffer caught COVID-19 and his training was interrupted but was still selected to compete at the delayed 2020 Summer Games.