Indonesia has world's largest matrilineal society
The Minangkabau ethnic group in West Sumatra, Indonesia is the world's largest matrilineal society, according to BBC. As per their social structure, ancestral property is inherited by daughters, a husband is considered a guest in his wife's house, and children take their mother's name. Additionally, dowry is set by the bride's family, based on the groom's educational qualifications and profession.