Ralphs is a major supermarket chain in the Southern California area and the largest subsidiary of Cincinnati-based Kroger. It is the oldest such chain west of the Mississippi River. Kroger also operates stores under the Food 4 Less and Foods Co. names in California.

Ralph may refer to:

 Ralph is a masculine given name, derived from Old Norse Ráðúlfr meaning literally "counsel wolf"

Ralph (pronounced ; or, more traditionally, ) is an English, Dutch, Scandinavian and German male given name, derived from Old Norse Raðulfr (rað "counsel" + ulfr "wolf") through Old English Rædwulf and the longer form Radulf.