Aktris Terbaik (National Board of Review Award)
1940an
| Tahun | Pemenang | Film | Peran |
|---|---|---|---|
| 1945 | Joan Crawford | Mildred Pierce | Mildred Pierce Beragon † |
| 1946 | Anna Magnani | Rome, Open City | Pina |
| 1947 | Celia Johnson | This Happy Breed | Ethel Gibbons |
| 1948 | Olivia de Havilland | The Snake Pit | Virginia Stuart Cunningham ‡ |
| 1949 | tak diberikan | ||
