Fred Harris Daniels (June 16, 1853 – August 31, 1913) was an American engineer and corporate director.

In 1873 he graduated from Worcester Polytechnic Institute and was employed by Washburn and Moen Company.

[1] After holding various jobs at Washburn and Moen, Daniels became general superintendent in 1888.

Daniels had 151 patents relating to steel furnaces and rolling mills.

King Gustaf of Sweden made him Knight of the Royal Order of the North Star.