Methods and apparatus to translate and manage product data are disclosed. A disclosed example apparatus for translating and managing product data pertaining to a plurality of tenants includes at least one memory, instructions, and at least one processor to execute the instructions to verify that a first product request from a buyer is valid based on product attribute rules, the first product request to include a selected value corresponding to a first category of product attributes, reduce, via an iterative process, a set of possible values corresponding to a second category of the product attributes based on the selected value, the second category different from the first category, in response to determining the first product request is invalid, direct the buyer to provide a second product request different from the first product request, generate platform standard attributes of products corresponding to the tenants, the at least one processor to translate tenant-specific product attributes to the platform standard attributes based on the tenant-specific product attributes and the product attribute rules, evaluate an equivalency of the products based on the selected value for the first category of the product attributes and the platform standard attributes, and store the equivalency as a mapping for determining product substitutions.