Pizza Hut is an American restaurant chain and international franchise which was founded in 1958 in Wichita, Kansas by Dan and Frank Carney. The company is known for its Italian American cuisine menu, including pizza and pasta, as well as side dishes and desserts. 

Pizza Hut has 18,431 restaurants worldwide as of December 31, 2018, making it the world's largest pizza chain in terms of locations. It is a subsidiary of Yum! Brands, Inc., one of the world's largest restaurant companies.

Pizza Hut's international presence includes Canada and Mexico in North America, India, Pakistan, Japan, Saudi Arabia, the United Arab Emirates, Qatar, the Philippines, Vietnam, Thailand,..

Pizza Hut is split into several different restaurant formats: the original family-style dine-in locations; storefront delivery and carry-out locations; and hybrid locations that have carry-out, delivery, and dine-in options. 

Some full-sized Pizza Hut locations have a lunch buffet, with "all-you-can-eat" pizza, salad, desserts, and bread sticks, and a pasta bar.

In 2017, Pizza Hut was listed by UK-based company Richtopia at number 24 in the list of 200 Most Influential Brands in the World.

On June 25 and 27, 2019, it was reported that Pizza Hut is bringing back their logo with the "Red Roof", that was used from 1967 until 1999. 

On August 7, 2019, Pizza Hut announced its intention to close about 500 of its 7,496 dine-in restaurants in the US, by the middle of 2021.

According to en.wikipedia