Common Celtic river name that led to the surname of a powerful Scottish family. A popular girl's name during the 17th and 18th centuries, which has since faded. In the U.S. noted for silent film actor, Douglas Fairbanks and his son, actor Douglas Fairbanks, Jr. They were followed by father and son actors, Kirk Douglas and Michael Douglas, who continued to keep the name in front of the public. Ranked among the top 100 names from 1929 to 1989.