Most dogs attending a sporting event
Who
Chicago White Sox, Ltd.
Where
United States (Chicago)
When

The most dogs attending a sporting event is 1,122, achieved by the Chicago White Soxs (USA), in Chicago, Illinois, USA, on 13 September 2016.

The attempt took place during the annual "Bark at the Park" at U.S. Cellular Field. All dogs were seated with their owners in the outfield seating areas.