Family name Sumerlin (Sumerlin 
) , worldwide, is a rare surname. The family name Sumerlin is habitual in the United States, where it is a rare surname, Canada, where it is an extremely rare surname, and Brazil. Very seldom, Sumerlin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumerlin | Brazil, India, Canada, United States |
| terry l. sumerlin (b. 1949) |
|
|
| timothy s sumerlin researcher |
|
|
| brent sumerlin researcher |
|