Surname Kerstin-Gertrud (Kerstin-Gertrud 
) , all over the world, is an extremely rare cognomen. Predominantly, Kerstin-Gertrud is the forename as well as the last name. Parts of the name also exists independently as a first name Kerstin, and a first name Gertrud.
| VARIANT | COUNTRY |
|---|---|
| Kerstin-Gertrud | Germany |