Surname Kerwen (Kerwen 
) , around the world, is an extremely rare last name. The last name Kerwen is habitual in Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. Much more frequently, Kerwen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kerwen | Philippines, Brazil, Mexico, United States, South Africa |
Too, Cordova, Collett, Bacalso, Kooiker, Giordan, Leonder, Casimir, Tavarez, Whatley, Rahmedow, Loquinte, Hojamammedow, Pescadero, Villarson, Francis, Esmedullar, Kandel, Amacio, Koge, Teng, Hahn, Sawan, Silva, Clein, Bacor, Kawan, Paala, Justo, Nobre, Neely, Zheng, Santos, Abella, Dela Torre, and Villanueva