Family name Loetsch (Loetsch 
) , all around the world, is a rare last name. The family name Loetsch is habitual in Austria, where it is a rare surname, Germany, and Australia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Loetsch | Germany, Austria, Australia, Canada, France |
| fritz loetsch German university teacher (1909-1987), DE (b. 1909) |
|