Selmer married Bertha K. Dufloth on 17 May 1921. Bertha (daughter of David Johann Dufloth and Katharina Klundt) was born on 3 Feb 1895 in South Dakota, USA; died on 27 Feb 1979 in Montana, USA. [Group Sheet] [Family Chart]

1. Donald D. Dahl was born on 9 Oct 1922 in North Dakota, USA; died on 22 Feb 2002 in Sutter, Sutter County, California, USA.
2. Joyce Dahl was born on 9 Oct 1927 in North Dakota, USA; died on 9 Aug 2007 in Conroe, Montgomery County, Texas, USA.