Surname Rothgang (Rothgang 
) , in all the world, is a rare cognomen. The last name Rothgang is habitual in Western Europe, particularly Germany, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rothgang | Germany, Spain |
|
michael rothgang researcher from Germany, DE (b. 1966) |
|
| georg-wilhelm rothgang DE (b. 1945) |
|
|
| heinz rothgang researcher (b. 1963) |
|