Most entrants at a World Series of Poker
- Who
- World Series of Poker
- Where
- United States (Las Vegas,)
- When
- 03 July 2009
The largest number of players to enter a World Series of Poker main event competition is 6,494 at the Rio All Suite Hotel and Casino in Las Vegas, Nevada, USA on 3 July 2009.
The competition was won by Joe Cada (USA), the youngest-ever WSOP champion at 21 years, 357 days of age. His prize for winning the tournament was $8,546,435 (£5,107,840).