Surname Byll-Cataria (Byll-Cataria 
) , worldwide, is a rare cognomen. The family name Byll-Cataria is habitual in Togo, where it is quite a rare surname, France, where it is a very rare surname, and Canada, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Togo, France, and the United States. Parts of the name also exists independently as a last name Byll, and a last name Cataria.
| VARIANT | COUNTRY |
|---|---|
| Byll-Cataria | France, Canada, Togo, United States |