Glazer is one of six siblings whose family part-own Manchester United. It has been reported that each guest at the event donated up to $250,000 to attend the fundraiser.
The event was held at Glazer's palatial house in Los Angeles and the host set a target of $5million with the money to be used to assist in Trump's re-election campaign, along with other Republican Party donations.
He has previously donated funds to the Democrats with $5,400 given to Hillary Clinton's unsuccessful presidential campaign in 2016.
The Glazers' have been involved with United since 2005 and last year, the family received an £18 million dividend, up £3 million from the previous year. The family have been credited with transforming the club into a global commerical powerhouse.