- Born on March 6, 1889
- Deceased on July 10, 1957 in Garmisch-Partenkirchen, at the age of 68 years
Parents
- Maximilian von Landsberg-Velen (1850 - 1926)
- Sophia von und zu Westerholt und Gysenberg (1862 - 1941)
Family
- Married on April 24, 1919, with Consuelo von Oer (1893 - 1987), Freiin von Oer, issuing
- Dietrich (1925 - 2012)