In all the world, Holtby (Holtby 
) is an extremely rare masculine first name. Predominantly, Holtby is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Holtby | Australia, Canada, New Zealand, United Kingdom, United States |
|
lewis holtby German association football player, DE (b. 1990) |
|
| sir william holtby Peerage person ID=300868 |
|