| Bridge Name: | Guang River Railway bridge |
| Official Name: | Guang River Railway bridge |
| Native Name: | สะพานข้ามแม่น้ำกวง |
| Native Name Lang: | th |
| Locale: | Lamphun Province |
| Coordinates: | 18.5429°N 98.9687°W |
| Carries: | 1 Railway track |
| Crosses: | Guang River |
| Maint: | State Railway of Thailand |
| Design: | Truss bridge |
| Builder: | FRODINCHAM IRON & STEEL Co., Ltd. ENGLAND[1] |
Guang River Railway bridge (Thai: สะพานข้ามแม่น้ำกวง) is a three-span railway bridge in Thailand. It is situated near the Town of Lamphun, Lamphun Province on the Northern Line Railway. There are three span. Crossings Guang River. There are two road bridges beside this bridge.
It is a three-span truss bridge.