Meaning A boy's name of Yoruba origin, it means "young king." Origin of Kalu Yoruba , African Popular Middle Names Kalu, George Pronunciation 🔊 Listen Kalu Similar Names Bholanath Perumaan Zoputan Kinsler Obadiah Bhoomindra Bhupen Owein Roarke Trahern Year by Year Popularity of Kalu