called：给……命名。named：说出……的名称。

例句：

They decided to call the baby Mark.他们决定给婴儿取名马克。

I have a classmate named Zhangsan,but he is called Xiaosan.

named 给...取名;给...命名

如：

They named the baby Elizabeth. 他们给婴儿取名伊莉莎白。

callled 把...叫做,称呼

如：She called him Joe. 她称他乔。