Surname แสงจักร (แสงจักร 
) , globally, is a rare cognomen. The family name แสงจักร is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, แสงจักร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แสงจักร | Thailand |