Cognomen Lostrangio (Lostrangio 
) , in the entire world, is a very rare family name. The cognomen Lostrangio is characteristic of Italy, where it is a very rare surname, New Zealand, and Canada. In absolute terms, it most frequently occurs in Italy, Canada, and the United States. Much less frequently, Lostrangio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lostrangio | Canada, United States, New Zealand, Italy, Germany |