Family name Gilch (Gilch 
) , throughout the world, is quite a rare surname. The family name Gilch is habitual in Germany, where it is quite a rare surname, France, where it is a very rare surname, and the United States. Much less frequently, Gilch is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gilch | Germany, South Africa, Philippines, United States, France |
| vinzenz gilch (b. 1884) |
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| alfred gilch DE (b. 1918) |
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| peter gilch researcher (ORCID 0000-0002-6602-9397), DE (b. 1970) |
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| sabine gilch researcher |
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| margot gilch DE |
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| josef gilch |
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