Across the world, Sebastià (Sebastia 
, Sebastià 
) is quite a rare largely male, but infrequently female first name. The given name Sebastià is characteristic of Spain, where it is quite a rare boy's name, Paraguay, and Tanzania, where it is a rare female name. Likewise, Sebastià is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sebastia | Tanzania, Spain, Argentina, France, Paraguay |
| Sebastià | Spain, Finland, United States, France, Germany |
Seba, Sebastiaan, Sebastiaen, Sebastian, Sebastiano, Sebastianus, Sebastien, Sebastián, Sebastião, Sébastien, Себастиан, Себастиано, Себастьен, Себастьян, Себастьяно, Севастиан, סבסטיאן, سباستيان, سيباستيان, セバスチャン, セバスティアン, and 塞巴斯蒂安
| sebastià salelles ES (b. 1576) |
|
|
| sebastià gelabert riera Spanish farmer, playwright and poet (1715-1768), ES (b. 1715) |
|
|
| sebastià muntaner cabot ES (b. 1740) |
|
|
|
sebastià badia i gibert Spanish politician (1824-1888), ES (b. 1824) |
|
| sebastià sibiuda French translator, FR (b. 1800) |
|
|
| sebastià anton pascual i inglada Spanish jurist and lawyer (1807-1872), ES (b. 1807) |
|
|
| sebastià pujol ribes ES (b. 1800) |
|
|
| sebastià gallès i pujal Spanish artist (1812-1900), ES (b. 1812) |
|
|
|
sebastià junyent i sans Spanish painter and art critic (1865-1908), ES (b. 1865) |
|
| sebastià cabot anguera ES (b. 1813) |
|
|
| sebastià morlans Polític català s. XIX, ES (b. 1835) |
|
|
| sebastià aliberch i molas ES (b. 1834) |
|
|
| sebastià marimon i tudó Spanish physician (1848-1896), ES (b. 1848) |
|
|
|
sebastià torres i planas Spanish politician, ES (b. 1900) |
|
| sebastià torroja i tarrats Spanish journalist (1853-1937), ES (b. 1853) |
|