PGW may refer to:
Painted Grey Ware culture (1100 BC to 350 BC), an Iron Age archaeological culture of ancient India Philadelphia Gas Works, a natural gas utility owned by and serving Philadelphia, Pennsylvania, U. S. PDN Gateway, a gateway used in LTE/4G networks Publishers Group West, a book distributor based in Berkeley, California Paris Games Week, an annual trade fair for video games held in Paris, France Persian Gulf War