Four UK restaurants, all located in London, have made the longlist this year with Tomos Parry’s Shoreditch restaurant Brat being the country's highest new entry at number 78.
Jeremy Chan and Iré Hassan-Odukale's Ikoyi has also been added to the list for the first time, coming in at number 87.
It comes after the celebrated St James's restaurant, which makes use of top quality UK produce as well as spices sourced from further afield with a focus on sub-Saharan West Africa, was named as the American Express One To Watch 2021 by 50 Best earlier this month.
Core by Clare Smyth has moved up the rankings slightly to number 64, having joined the longlist at number 66 in 2019. Meanwhile, Dinner by Heston Blumenthal has jumped to number 65 on the list, having placed at number 83 in 2019.
The World's 50 Best Restaurants, sponsored by S.Pellegrino & Acqua Panna, will unveil its new top 50 list at its annual awards ceremony on Tuesday 5 October.
It will mark a return to physical events for The World's 50 Best Group following the Coronavirus pandemic, during which it devoted its resources to its 50 Best for Recovery fundraising project.
This year's 51-100 list feature restaurants from 22 countries across six continents, and includes 13 new entries in total from across nine countries.
The highest new entry is Alchemist in Copenhagen, Denmark, which enters the list at number 58; while St. Hubertus in San Cassiano, Italy, has risen the greatest number of places, improving by 62 positions since 2019, when the list was extended to 120 restaurants, to rank number 54.
Other notable new entries to this year's longlist include Peruvian restaurants Kjolle and Mil, placing at 95 and 90 respectively, which are both owned by Pía León, who was named The World’s Best Female Chef 2021 by 50 Best, sponsored by Nude Glass, last month.
"With restaurants in 22 countries across six continents, the 51-100 list this year recognises a broader range of destinations than ever," says William Drew, director of content for The World’s 50 Best Restaurants.
"We’re thrilled to see 13 new entries join the list for the first time, as the gastronomic world continues to overcome the huge challenges wrought by the pandemic. We look forward to sharing the celebration at the awards ceremony in Antwerp, Flanders on 5 October.”
The full 51-100 list is as follows: