Family name Rafaja (Rafaja 
) , in the world, is a very rare last name. The last name Rafaja is characteristic of Czechia, where it is a rare surname, and Germany, where it is an extremely rare surname. Also, Rafaja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rafaja | Germany, India, Czechia |
| valentin rafaja CZ (b. 1909) |
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| radomír rafaja Czech local politician (b. 1944) |
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| josef rafaja Czech music educator and organist, CZ (b. 1951) |
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| františek rafaja CZ (b. 1943) |
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| david rafaja researcher, CZ (b. 1965) |
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