Most players at an internet poker room

According to Official Guinness Records,

The most players simultaneously in an online poker room is 307,016 who played on a total 42,814 virtual tables at PokerStars.com on 6 September 2009.
PokerStars.com hold multiple GWRs for online poker.

For a complete list of 2009 records, please visit 2009 Guinness Records in United Kingdom.

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