Surname สาแก้ว (Glass 
, สาแก้ว) , worldwide, is a common family name. The family name สาแก้ว is habitual in Guernsey, where it is quite a common surname, New Zealand, and the United States. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Germany. Much less frequently, สาแก้ว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Glass | United Kingdom, Australia, United States, Germany, Canada |