Family name Tetsumori (Tetsumori 
) , around the world, is a rare surname. The cognomen Tetsumori is habitual in Japan, where it is a rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Tetsumori is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tetsumori | Japan, Brazil, United States |