Baby Names Boy Names Meaning of the Name Buu Updated April 13, 2026 by Jennifer M. Buu Gender: Male Origin: Vietnamese Meaning: Guide ♥ Add to my Namelist What is the meaning of the name Buu? The name Buu is primarily a male name of Vietnamese origin that means Guide. Names like Buu: Boo, Bayou, Bua, Bebe, Baby, Bhavya, Bai, Buffy, Baba, Beau, Bavo, Bae, Bev, Bea, Bia, Babe, Bobby, Beba, Bee, Bubba, Bi, Bob, Bowie, Bo, Bibi, Boye, Baha, Bao, Beppe, Bay Stats for the Name Buu Buu is currently not in the top 100 on the Baby Names Popularity Charts Buu is currently not ranked in U.S. births