Frederick Horn, of Huntingtown, MD passed away on Monday, June 22, 2015 at the age of 90. He was born in Washington, DC, on June 13, 1925 to Edith A. (Frederick) and Albert F. E. Horn.

Frederick was a United States Army veteran, serving in World War II. He worked for the F. A. A. as a Geological Engineer. He was a long time resident of Chevy Chase, MD before moving to Calvert County. He enjoyed gardening, flying single engine planes, playing golf tennis at Columbia Country Club and his country home "Riverfield".

He was the beloved husband of the late M. Emily (Edmundson) Horn, who passed away in 2008. He was the loving father of Carolyn Horn and her spouse Rosemarie and the late Frederick Horn, Jr. He is also survived by a sister, Anne Horn Ballard and numerous nieces, nephews, cousins and friends.

Frederick will be buried at Arlington National Cemetery at a later date. In lieu of flower, memorial contributions may be made to Calvert Hospice, P. O. Box 838, Prince Frederick, MD 20678. Arrangements provided by Lee Funeral Home.