Simonetta Vespucci ♒ Aquarius Simonida ♑ Capricorn Simonne Mathieu ♒ Aquarius Simphiwe Dana ♒ Aquarius Simplicius of Cilicia ♐ Sagittarius Simu Liu ♈ Aries Simy ♉ Taurus Simão (footballer, born 1968) ♏ Scorpio Simão Mate Junior ♋ Cancer Simão Sabrosa ♏ Scorpio Siméon Denis Poisson ♋ Cancer Simón Bolívar ♌ Leo Simón Díaz ♌ Leo Simón Lecue ♒ Aquarius Simón Rodríguez ♏ Scorpio Sina Frei ♋ Cancer Sina Mesdag-van Houten ♑ Capricorn Sinan Bolat ♍ Virgo Sinan Hasani ♉ Taurus Sinan Oğan ♓ Pisces Sinan Sakić ♎ Libra Sinchi Roca ♑ Capricorn Sinclair Lewis ♒ Aquarius Sinclair Ross ♒ Aquarius Sinclair Stevens ♒ Aquarius Sinisa Malesevic ♈ Aries Sinitta ♎ Libra Siniša Anđelković ♒ Aquarius Siniša Mihajlović ♓ Pisces Sinjong of Goryeo ♌ Leo Sinn Bodhi ♍ Virgo Sinnamon Love ♑ Capricorn Sinéad Mulvey ♒ Aquarius Sinéad O'Connor ♐ Sagittarius Siobhan Fahey ♍ Virgo Siobhan Fallon Hogan ♉ Taurus Siobhan Finneran ♑ Capricorn Siobhan Williams ♑ Capricorn Siobhán Donaghy ♊ Gemini Siobhán Haughey ♏ Scorpio Sion Sono ♐ Sagittarius Siouxsie Sioux ♊ Gemini Siphiwe Tshabalala ♎ Libra Sir Edward Kemp ♌ Leo Sir George Thomas, 7th Baronet ♊ Gemini Sir Mix-a-Lot ♌ Leo Siraba Dembélé Pavlović ♋ Cancer Siraj-ud-Daulah ♑ Capricorn Sirajuddin Haqqani ♐ Sagittarius Sirhan Sirhan ♓ Pisces Siri Hustvedt ♓ Pisces Sirikan Charoensiri ♑ Capricorn Sirikit ♌ Leo Sirimavo Bandaranaike ♈ Aries Siriporn Ampaipong ♐ Sagittarius Sirivannavari ♑ Capricorn Sirusho ♑ Capricorn Sisavang Vatthana ♏ Scorpio Sisavang Vong ♋ Cancer Sisavath Keobounphanh ♉ Taurus