Family name Hennewig (Hennewig 
) , throughout the world, is a very rare cognomen. The cognomen Hennewig is characteristic of Northern Europe, particularly Latvia, where it is a rare surname, Denmark, and Estonia. In absolute terms, this name is the most popular in Germany, Denmark, and Latvia.
| VARIANT | COUNTRY |
|---|---|
| Hennewig | Denmark, Germany, Estonia, Latvia |
| stefan hennewig (b. 1973) |
|