CANTON, MASS. — Dunkin’ Donuts experienced strong expansion during the first half of 2010, opening 338 net new locations worldwide, including 75 new restaurants in the United States. The quick-service coffee and baked foods restaurant chain also signed 72 new domestic development commitments during the first half.

“We are very pleased with the growth Dunkin’ Donuts experienced in the first half of 2010,” said Nigel Travis, chief executive officer of Dunkin’ Brands. “The strength of our brand and the quality of our products continue to enable us to be one of the fastest growing brands in the Q.S.R. industry. As a result of our focus on steady, strategic growth, we have expanded our presence in existing markets while also successfully entering new territories.”

During the first half of 2010, Dunkin’ Donuts signed multi-store development agreements in 14 markets around the country, including Detroit; South Bend, Ind.; Miami; Fayetteville, N.C.; Chicago; and St. Louis. In addition, restaurants were opened in such U.S. locations as Tampa, Fla.; Raleigh, N.C.; Phoenix; and Atlanta.