1939 Claxton Shield
| 1939 | |
| Tournament information | |
|---|---|
| Date | 29 July – 5 August |
| Host(s) | Melbourne, VIC |
| Teams | 5 |
| Defending champions | New South Wales |
| Final positions | |
| Champion | New South Wales (3rd title) |
| 1st runner-up | Western Australia |
| 2nd runner-up | Victoria |
The 1939 Claxton Shield was the sixth annual Claxton Shield, an Australian national baseball tournament. It was held at Richmond Cricket Ground, Albert Ground, South Melbourne Cricket Ground, and National Park in Melbourne from 29 July to 5 August, the second time Melbourne had hosted the Shield. New South Wales won the Shield for the third time, successfully defending their title from the previous two years. Queensland joined the other four states for the first time in the tournament. The other participating teams were Victoria, Western Australia, and South Australia. It was also the first year an Australia national team was picked primarily based on the Championships.