Glass, Molders, Pottery, Plastics and Allied Workers International Union
| Founded | May 1, 1988 |
|---|---|
| Dissolved | January 1, 2018 |
| Headquarters | Media, Pennsylvania |
| Location | |
| Members | 27,864 (2013) |
| Affiliations | AFL–CIO and CLC |
| Website | www |
The Glass, Molders, Pottery, Plastics and Allied Workers International Union (GMPIU) was a labor union representing craft and industrial workers primarily in the ceramics, china, craft metals, fiberglass, glass, insulation, and pottery industries, in the United States and Canada.