Team Logo. The Dayton Triangles were a team in the National Football League. They were uncompetitive in the NFL due to their insistence on using local players. In 1930 they moved to New York and became the Brooklyn Dodgers. Retrieved from "https://prosportsteams.fandom.com/wiki/Dayton_Triangles?oldid=8373" Categories: Former NFL Teams Teams in Ohio Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.