Baby Names Boy Names Meaning of the Name Siaju Updated May 17, 2026 by Jennifer M. Siaju Gender: Male Origin: African - Tonga of Zambia Meaning: Hunter ♥ Add to my Namelist What is the meaning of the name Siaju? The name Siaju is primarily a male name of African - Tonga of Zambia origin that means Hunter. Names like Siaju: Shai, Sookie, Ska, Seia, Shuya, Sassy, Sushi, Sasha, Saku, Sy, Suoh, Sissy, Seiko, Shia, Suchi, Sayoko, Seyah, Sequoia, Sashi, Susie, Shizu, Suzu, Sokka, Sezja, Shecayah, Sahkyo, Sai, Shizuka, Shea, Shigeo Stats for the Name Siaju Siaju is currently not in the top 100 on the Baby Names Popularity Charts Siaju is currently not ranked in U.S. births