The borough is named after the Saddle River, which flows through the borough and is a tributary of the Passaic River, which in turn was named for a stream and valley in Saddell, Argyll, Scotland.Hutchinson, Viola L. The Origin of New Jersey Place Names, New Jersey Public Library Commission, May 1945. Accessed September 30, 2015.Edwards, Richard. Industries of New Jersey, Part 1, p. 121. Historical Publishing Company, 1882. Accessed September 30, 2015.
The borough is named after the Saddle River which flows through the borough and is a tributary of the Passaic River which in turn was named for a stream and valley in Saddell Argyll ScotlandHu,tchinson Viola L The Origin of New Jersey Place Names New Jersey Publi?c Library Commission May 1945 Accesse?d September 30 2015Edwards Richard Industries of New Jersey Part 1 p 121 Historical Publishing Company 1882 Accessed September 30 2015