Mass. Gen. Laws ch. 207 § 2
Current with Act changes effective as of September 9, 2024
No woman shall marry her father, grandfather, son, grandson, brother, stepfather, grandmother's husband, daughter's husband, granddaughter's husband, husband's grandfather, husband's son, husband's grandson, brother's son, sister's son, father's brother or mother's brother.
Mass. Gen. Laws ch. 207, § 2