Cognomen Ollrich (Ollrich 
) , globally, is a very rare last name. The surname Ollrich is characteristic of Australia, where it is a very rare surname, New Zealand, and Germany. Measured by absolute frequency, this name is the most popular in Germany, the United States, and Australia. Very seldom, Ollrich is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ollrich | Germany, Australia, Venezuela, United States, New Zealand |
| gene ollrich American basketball player, US (b. 1922) |
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| art ollrich college basketball player (1948–1951) Drake |
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| gus ollrich college basketball player (1948–1954) Drake |
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