| Conventional Long Name: | Kamyshinsky Uyezd |
| Common Name: | Kamyshin |
| Subdivision: | Uyezd |
| Nation: | Russian Empire |
| Flag S2: | --> |
| Image Map Caption: | Map of Kamyshinsky Uyezd, around 1900 |
| Capital: | Kamyshin |
| Stat Pop1: | 307,493 |
| Stat Year1: | 1897 |
Kamyshinsky Uyezd (Russian: Камышинский уезд) was an administrative division (an uyezd) of Saratov Governorate in the Russian Empire and the early Russian SFSR. It existed in various forms in 1780–1928. A large part of the district's population were Volga Germans who spoke German. Almost 75% of all German speakers within Saratov Governorate lived in the uyezd according to the 1897, census.
| Number ! | percentage (%) ! | males ! | females | ----- | 136,695 | 44.6 | 66,155 | 70,540 | ----- | 123,939 | 40.3 | 62,192 | 61,747 | ----- | 46,156 | 15.0 | 23,043 | 23,113 | ----- | 351 | 0.1 | 184 | 167 | ----- | 112 | 0.0 | 62 | 50 | ----- | 49 | 0.0 | 27 | 22 | ----- | 44 | 0.0 | 37 | 7 | ----- | 32 | 0.0 | 30 | 2 | ----- | 30 | 0.0 | 19 | 11 | ----- | 9 | 0.0 | 6 | 3 | ----- | 8 | 0.0 | 6 | 2 | ----- | 6 | 0.0 | 4 | 2 | ----- | 1 | 0.0 | 1 | 0 | ----- | Other | 61 | 0.0 | 38 | 23 | ----- | Total | 307,493 | 100.0 | 151,804 | 155,689 | + |