Globally, Theoderich (Theoderich 
) is a very rare masculine forename. The first name Theoderich is characteristic of Western Europe, particularly Germany, where it is a very rare masculine name.
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| Theoderich | United States, Germany |
Dietrich, Theodorich, Théodoric, and Дитрих
| theoderich von minden (b. 800) |
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| theoderich i. (b. 900) |
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| theoderich of fleury French monk (ca. 950-1027) (b. 950) |
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| theoderich von konstanz Roman Catholic bishop (b. 1100) |
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| theoderich von clotten (b. 1105) |
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theoderich von wied German archbishop, DE (b. 1170) |
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| theoderich von ulmen (b. 1210) |
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| theoderich von abensberg German prince-bishop, DE (b. 1400) |
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| theoderich sinzendorf (1658-1706) (b. 1658) |
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| theoderich hagn DE (b. 1816) |
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| theoderich georg bucher (b. 1826) |
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| theoderich hofstätter Austrian religious servant and Cistercian (1906-1981), AT (b. 1906) |
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| theoderich kampmann DE (b. 1899) |
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| theoderich i. German archbishop, DE |
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| theoderich zobel von giebelstadt Theoderich Zobel von Giebelstadt, a correspondent of Desiderius Erasmus, cf. Contemporaries of Erasmus III, 477-478 |
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