Most pull ups in 24 hours
Who
Mark Jordan
What
4,321 repetitions
Where
United States Corpus Christi
When

The most pull ups in 24 hours is 4,321 and was achieved by Mark Jordan (USA) in Corpus Christi, Texas, USA, on 3-4 November 2014.

Jordan used the record to raise funds for a charity called HELP, the Hammonds Education Leadership Program.