Last name Loquingen (Loquingen 
) , throughout the world, is a very rare cognomen. The last name Loquingen is habitual in Germany, where it is a very rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Loquingen | Brazil, Germany |
| peter loquingen German politician (1898-1965), DE (b. 1898) |
|