David William Foster (born March 31, 1963) is an American attorney and former mayor of St. Petersburg, Florida.

[2] Before being elected mayor Foster served on the city council and worked as a lawyer.

[3] Mayor Foster puts forth a platform of "Seven S's", which he defines as seamlessness, safety, sustainability, service, small business, schools, and sports, arts, and culture.

He helped recruit the St. Petersburg's first season of International Baseball to the city's Al Lang Stadium, with teams from Korea, Canada and the Netherlands competing during February and March, 2011.

During his first term in office, St. Petersburg welcomed the new Chihuly Collection and a new $36 million Salvador Dalí Museum.