The author applies the patron-client model to consider the relationship between God and man in Rom. 5-8. First, the model and its basic features are presented in the context of the Greco-Roman society, including its applicability to divinity. Next, the various elements of the model are traced in Rom. 5-8 (asymmetry, exchange of goods, personal relationship, favoritism, reciprocity, kinship language, honor and voluntary entrance). The article finishes with the advantages of reading Rom. 5-8 through the lens of the patron-client relationship.