He had disgraced the family name.
他玷污了家族的.名声。
I don't want to bring shame on the family name
我不想玷污家族的名声。
The teacher often mixed me up with another boy of the same family name.
老师常常把我和另外一个同姓的男孩搞混了。
May I know your surname? my family name is zhang.
您贵姓？免贵姓张。
I have disgraced my family's name
我让家人蒙羞。