Name Siya generally means Sita, is of Indian origin, Name Siya is a Feminine (or Girl) name. Person with name Siya are mainly Hindu by religion.Name Siya belongs to rashi Kumbh (Aquarius) with dominant planet Saturn (Shani) and Nakshatra (stars) Sathabisham.ind qualities of Aquarius (Kumbh) or Find Numerology, Lucky number, lucky days, lucky color, Auspicious stones for Siya or Find Chinese zodiac sign or Birthstone for your birthday or Find compatibility of Kumbh (Aquarius) with other zodiac signs.