| Hudson Water Aerodrome | |
| Tc: | CJA9 |
| Type: | Public |
| Operator: | Tudhope Airways Ltd. |
| Location: | Hudson, Kenora District, Ontario |
| Timezone: | CST |
| Summer: | CDT |
| Elevation-F: | 1,171 |
| Pushpin Map: | Canada Ontario |
| Pushpin Label: | CJA9 |
| Pushpin Map Caption: | Location in Ontario |
| Coordinates: | 50.1°N -102°W |
| R1-Number: | n/a |
| R1-Length-F: | n/a |
| R1-Length-M: | n/a |
| R1-Surface: | Water |
| Footnotes: | Source: Water Aerodrome Supplement |
Hudson Water Aerodrome is located on Lost Lake near Hudson, in the Kenora District of Ontario, Canada.