Definite entries for the Endurance competition have been up since August 15th. Each National Federation could enter a maximum of 5 athletes and 7 horses.
- Total National Federations (NFs): 47
- NFs with teams: 33
- NFs with individuals only: 14
- 173 athletes, 198 horses
Previous record: 159 participants from 42 nations in Aachen in 2006.