All over the world, Gerjo (Gerjo 
) is a very rare mostly boy's, but seldom feminine given name. The forename Gerjo is habitual in Western Europe, particularly Netherlands, where it is a rare epicene name. Very seldom, Gerjo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gerjo | United Kingdom, South Africa, Philippines, Argentina, Netherlands |
| gerjo van der merwe ZA (b. 1920) |
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| gerjo kok researcher ORCID ID = 0000-0002-3501-4096 |
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| gerjo van dam BE |
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De, Seesink, Bröerken, Buskens, Gijsels, Leijten, Thijsen, Hazeleger, Horsman, Hoffman, Weetink, Wolters, Baartman, Bouteraa, Treffers, Bunningen, Goudriaan, Timmerije, Hooijmans, Gloudemans, Hoogerbrugge, Oosthuizen, Pasman, Van Der Merwe, Kessel, Marita, Wit, Uny, Bath, Berg, Boos, Buma, Kuik, Jong, Waal, Zace, Merwe, Silva, Stolk, Bosch, Bruin, Naber, Erken, Eisen, Hamer, Vries, Zomer, Mijsen, and Van De Bovenkamp