Worldwide, ลบประเสริฐ (ลบประเสริฐ ) is an extremely rare unknown gender forename. Much more prevalently, ลบประเสริฐ is the last name as well as the forename.
ธงชัย, and อุไรภรณ์
) is an extremely rare unknown gender forename. Much more prevalently, ลบประเสริฐ is the last name as well as the forename.