Meaning A boy's name of Native American origin, it means "Grandfather (Navajo)." Origin of Sicheii Native American Popular Middle Names Pronunciation 🔊 Listen Sicheii Similar Names Nixkamich Sani Shilah Shiye Shizhe’e Sik’is Sike Aditsan Ashkii Dighin Tsiishch’ili Year by Year Popularity of Sicheii