The Diedrich surname derives from the Germanic personal name Tederich (Theudoricus), which was composed of the elements "theud," meaning "people," or "race," and "ric," meaning "powerful."

What is the meaning of the name Dietrich?

German: from the Germanic personal name Tederich (Theudoricus), composed of the elements theud 'people', 'race' + ric 'power(ful)', 'rich'. This surname is common throughout central and eastern Europe, particularly in the western Slavic countries.

What does Diedrich mean in German?

Dietrich (German pronunciation: [ˈdiːtrɪç]) is an ancient German name meaning "Ruler of the People".