Fannie Heinline was the banjoist for the Heinline Quartette (Frank Shaeffer, Fannie Heinline, Harry Schulte, Frank Hawley) c. 1904 .

Fannie was considered the best woman banjoist in the US at the turn of the century. The quartette played together until 1912 and Fannie performed into the 1930s, often appearing with the Happiness Boys.