[3] Matuschka worked in the Prussian Ministry of Interior in Berlin and at the administration of the Province of Silesia, where he met Fritz-Dietlof von der Schulenburg.

Matuschka was sentenced to death by the Volksgerichtshof on 14 September 1944 and executed the same day in Plötzensee Prison next to Heinrich zu Dohna-Schlobitten, Hermann Josef Wehrle and Nikolaus von Üxküll-Gyllenband.

[3] Matuschka was married to Pia née Gräfin von Stillfried und Rattonitz, with whom he had three sons and a daughter.

Before the August 1919 abolition of nobility as a legal class, titles preceded the full name when given (Graf Helmuth James von Moltke).

), can be used, but are regarded as a dependent part of the surname, and thus come after any given names (Helmuth James Graf von Moltke).