Baby Names Boy Names Meaning of the Name Hieu Updated January 23, 2026 by Jennifer M. Hieu Gender: Male Origin: Vietnamese Meaning: Pious, Respectful ♥ Add to my Namelist What is the meaning of the name Hieu? The name Hieu is primarily a male name of Vietnamese origin that means Pious, Respectful. People who like the name Hieu also like: Dante, Cyrus, Derek, David, Demetrius, Damian, Gabriel, Julia, Vala Names like Hieu: Hye, Hao, Howie, Hoho, Ha, Hawaii, Hoai, Haya, Howi, Hui, Hee, Huey, Howe, Hy, Hea, Hue, Huy, Hawa, Howea Stats for the Name Hieu Hieu is currently not in the top 100 on the Baby Names Popularity Charts Hieu is currently not ranked in U.S. births