Surname law matronym from the name of a parent or parent-in-law; these possibilities are not necessarily open to native Icelanders. Reza Shah Pahlavi ordered Iranians to adopt Western style surnames in place of old Islamic names and titles during his reign. A law in Japan dating from 1896 requires a married couple to have a common surname. Most commonly it was the wife who took her husband's name. In 2011, this law was challenged as unconstitutional on gender equality grounds, but the Supreme Court of Japan upheld the law in 2015. Prussia tasked the implementation of surnames to E. T. A. Hoffmann.
Maiden and married names ""2e partie": ...") In Germany, since 1977, a woman may adopt her husband's surname or a man may adopt his wife's surname. One of them may use a name combined from both surnames. The remaining single name is the "family name" ("Ehename"), which will be the surname of the children. If a man and woman both decide to keep and use their birth names after the wedding (no combined name), they have to declare one of those names the "family name". A combined name is not possible as a family name, but, since 2005, it has been possible to have