Ewald married Tenie Gertrude Meier 1899. Tenie was born 8 Feb 1867, Illinois, USA; died 31 Jan 1903, Oklahoma, USA; was buried , Moore, Cleveland County, Oklahoma, USA. [Group Sheet]

1. Elsa "Elsie" Margaret Matthesen was born 19 Dec 1892, Oklahoma, USA; died 16 May 1928; was buried May 1928, Moore, Cleveland County, Oklahoma, USA.
2. Ben Matthesen died 1947.
3. George Jensen Matthesen died 27 Feb 1967, Oklahoma City, Oklahoma County, Oklahoma, USA.
4. Frank Matthesen died 28 Feb 1923.
5. Linnie Frances Matthesen