Globally, mental health has become a significant public health issue. Factors affecting the mental health landscape and potential interventions vary across cultures and genders. In the Caribbean, mental health assessment and treatment remain inadequately addressed, particularly as they relate to men. This study identified and analysed the determinants of good mental health among men living in the Caribbean and the diaspora. Pertinent studies were retrieved from multiple databases using predefined keywords and Boolean operators. Researchers applied rigorous selection criteria, favouring publications from reputable international organisations for comprehensive analysis. The findings of this study show that mental health literacy, stigma, discrimination, harmful cultural norms, and access to mental healthcare services significantly influenced the prevalence and treatment of mental health disorders among the demographic. Caribbean men are most susceptible to poor mental health, and mental health issues within this population are understudied. Interventions targeted at improving access to services and minimising negative sociocultural values and constructs are necessary to protect the mental health of Caribbean men. Such initiatives are crucial in safeguarding the mental well-being of Caribbean men and fostering a more inclusive and supportive environment conducive to mental health promotion.