vinayak S
Best Answer - Chosen by VotersHarold LeMay has the largest, private owned collection in the world. He is from Tacoma, Washington. He made a fortune in the garbage business.
The Ferrari Museum in Maranello Italy
The largest stamp collection in the U.S. belongs to the American Philatelic Society. Most are in agreement that the WWF Conservation Stamp Collection is the largest stamp collection in the world.
The largest collection of glasses cases is owned by the Ruby Stain Museum. They have the largest collection of ruby stained glass and glasses cases in the world.
The largest collection is probably in the hands of the DeBeers diamond organization.
The largest collection agency in the world is called "Encore Capital Group."
Jerry Seinfeld is rumored to own the largest Porsche collection in the world.
Michael Zarnock USA has held 2 Guinness World Records for his Hot Wheels Collection. 2003 - 3,711 different Hot Wheels cars 2007 - 8,128 different Hot Wheels cars. Currently (2012) has over 12,000 different Hot Wheels cars. He has over 20,000 cars in his collection....
As of 2018, the world's largest bouncy ball collection belonged to Jeremy Telford, who owns over 1,300 different bouncy balls. His collection has been recognized by the Guinness World Records.
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No, they currently only have a record for the largest Potter collection overall.