Last name Gilliss (Gilliss 
) , around the world, is a rare family name. The family name Gilliss is habitual in Canada, where it is a rare surname, the United States, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gilliss | United Kingdom, Canada, United States |
|
james melville gilliss American astronomer, US (b. 1811) |
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| julia gilliss (b. 1843) |
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| walter gilliss (b. 1855) |
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| martha s. gilliss (b. 1951) |
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| gilliss dyer researcher |
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