Last name Werra (War 
, Werra 
, Warrior 
) , all over the world, is a widespread cognomen. The last name Werra is habitual in Myanmar, where it is a common surname, Tunisia, where it is quite a common surname, and Brunei, where it is quite a rare surname. In absolute terms, it most frequently occurs in Myanmar, India, and Indonesia. Also, Werra is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| War | Indonesia, Tunisia, United States, India, Myanmar |
| Werra | Germany, United Kingdom, United States, Poland, France |
| Warrior | Indonesia, Morocco, United States, India, Pakistan |
| Werre | Germany, Kenya, Nigeria, United States, Canada |
| joseph alexis de werra (1767-1848), CH (b. 1767) |
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| friedrich von werra CH (b. 1758) |
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| ferdinand von werra (1770-1824), CH (b. 1770) |
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| charles de werra Swiss politician (1846-1895), CH (b. 1846) |
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| raphael von werra (1852-1910), CH (b. 1852) |
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| ernst von werra (1854-1913), CH (b. 1854) |
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| adele werra DE (b. 1863) |
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| leo von werra CH (b. 1864) |
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| otto werra DE (b. 1887) |
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| franz von werra Recipient of the Knights Cross (1914-1941), CH (b. 1914) |
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| raphael von werra (1926-1954), CH (b. 1926) |
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| carlo de werra researcher ORCID ID = 0000-0002-1669-5738 |
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| dominique de werra Ph.D. École Polytechnique Fédérale de Lausanne 1969 |
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| alexis von werra |
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| johannes von werra CH |
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