Thornbridge Brewery won gold for its Kipling and Bracia brands, while St Austell achieved the same accolade with its Smugglers Vintage Ale and Proper Job brands.
Harviestounís Ola Dubh 30 and Old Engine Oil were among 24 gold medal winners in all.
Another Scottish brewer, Fyne Ales, also scored double gold for its Highlander and Vital Spark beers.
Salopian Brewing Co was awarded gold for its Darwinís Origin, as was Harveys for Prince of Denmark.
US brewer Boston Beer topped the gold medal haul with four, while Italian brewers Birra Toccalmatto and Birrifficio Del Ducato, and Australiaís Redoak, each won two.
Other gold medallists were Italyís Doppio Malto Brewing and Valscura, Grand Ridge of Australia and German brewer Weihenstephan.
Category Champions and Supreme Champions will be announced at a ceremony on July 8.
The super jury for the awards included Nick Dolan of London beer shop Real Ale.
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