Across the world, سيلفستر (Sylvester 
, Silvestre , Silvester ) is a widespread principally masculine, but scarcely female given name. The first name سيلفستر is characteristic of Mexico, where it is quite a common boy's name, Cabo Verde, and Tanzania (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Nigeria, Mexico, and Brazil. Also, سيلفستر is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Silvester, Silvestre, Sylvester | Philippines, Mexico, Nigeria, United States, Brazil |
| سيلفستر | Egypt |
Silvestr, Silvestro, Sylfest, Sylvestr, Sylvestre, Sylwester, Szilveszter, Силвестер, Силвестр, Сильвестер, Сильвестр, Сільвестер, Сільвестр, סילבסטר, and 西尔维斯特
سيلفستر is also a popular name for the fictitious and mythical characters: Sylvester , the fictional anthropomorphic cat in animated cartoons, Looney Tunes; Sylvester Pemberton , the fictional superhero in the DC Comics universe, Absolute Justice; Sylvester Koetsier , character in Goede tijden, slechte tijden; Sylvester Shyster , the fictional character and Sylvester Junior , the animated cartoon character from Warner Bros., Pop 'Im Pop!, and in many other works.