Cognomen Horrace (Horrace 
) , in the world, is a very rare family name. The cognomen Horrace is habitual in Myanmar, where it is a very rare surname, Nicaragua, and the United States. Also, Horrace is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Horrace | Canada, Philippines, Myanmar, United States, South Africa |
| william c. horrace economist (Syracuse University) |
|