Family name Galjaardt (Galjaardt 
) , in the entire world, is a rare cognomen. The last name Galjaardt is habitual in Australia, where it is a rare surname, Netherlands, where it is a very rare surname, and New Zealand. In absolute terms, the name is most common in Australia, Netherlands, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Galjaardt | Australia, New Zealand, United Kingdom, Netherlands |