Domestic Violence against married women (DVAMW) is a huge threat affecting the desire of many women to have a peaceful home, lovely family and quality life. The study focuses on socio- cultural factors propelling DVAMW in southwest Nigeria. The paper was anchored Sociocultural Theory of Marriage and Action theory to explain DVAMW as action capable of generating negative responses and interpretation. Being a mixed study, the paper generates both quantitative and qualitative information from four selected study area in Ekiti and Ondo State southwest Nigeria respectively. Thirty (30) respondents and five (5) key informant were equally and randomly selected from each study area. A total number of 120 -One hundred and twenty- copies of questionnaires were distributed to collect quantitative data from adults of reproductive age, currently married or ever-married. The data were then analyzed, using SPSS while twenty (20) key informant interview were conducted transcribed, and reported verbatim to complement the quantitative data. Finding reveal sociocultural factors propelling DVAMW to includes man superiority (72.5%), culture of silent and endurance (93.3%), social stigmatization on divorce (93.3%), covering-up husband’s anomalies (89.2%), protecting family secret or image (91.7%), disobedience (95.0%) confrontation or argument (95.0%) etc. The paper concluded that society and the parties involved in the family institution should put more effort towards preventing any heinous and demeaning sociocultural factors. Its recommends that social reorientation on any sociocultural factors known to propel DVAMW and implore married women to be more submissive and respect their husband decision to avoid been violate.