1. using the authority of憑…的權威;以…的名義
I arrest you in the name of the law. 我根據法律逮捕你。
I am speaking in the name of all the students of our class. 我是代表我們班全體同學講話的。
2. for the sake of為了…的緣故
He did it in the name of his brother. 他為了他弟弟的緣故而這樣做。