Worldwide, Heyck-Cohnitz (Heyck-Cohnitz 
) is an extremely rare unknown gender first name. Much more prevalently, Heyck-Cohnitz is the last name as well as the forename. Parts of the name also exists independently as a last name Heyck, and a last name Cohnitz.
| VARIANT | COUNTRY |
|---|---|
| Heyck-Cohnitz | Germany |