According to the Family Code of the RA the spouses by their will may choose the family name of one of the spouses as a common family name or keep the family name prior to marriage.
The common family name may be the family name of one of the spouses or such a family name that simultaneously includes the family names of both spouses. The common family name cannot include more than 2 family names. The alternation of one of the spouse’s family name does not create the alternation of the other spouse’s family name.
During divorce spouses may keep their common family name or recover their prior to marriage family name.
