All over the world, Stainbrook (Stainbrook 
) is an extremely rare unknown gender first name. Much more frequently, Stainbrook is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Stainbrook | Canada, United Kingdom, Australia, United States, New Zealand |
| merrill addison stainbrook paleontologist (1897-1956), US (b. 1897) |
|