| Rank | Firsts | Level | Dog | Owner |
|---|---|---|---|---|
| 1931 | 27 | 11 | (Lhasa Apso, Level 11, Age 21) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1932 | 27 | 37 | (American Pit Bull Terrier, Level 37, Age 60) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1933 | 27 | 13 | (Cane Corso, Level 13, Age 22) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1934 | 27 | 20 | (Shiba Inu, Level 20, Age 54) Hips: Fair, Elbows: Excellent, Eyes: Good, Ears: Good | (Level 7) |
| 1935 | 27 | 33 | (Norwegian Lundehund, Level 33, Age 71) Hips: Good, Elbows: Good, Eyes: Good, Ears: Good | (Level 20) |
| 1936 | 27 | 29 | (Catahoula Leopard Dog, Level 29, Age 83) Hips: Good, Elbows: Good, Eyes: Good, Ears: Good | (Level 20) |
| 1937 | 27 | 12 | (Australian Shepherd, Level 12, Age 34) Hips: Excellent, Elbows: Good, Eyes: Excellent, Ears: Good | (Level 20) |
| 1938 | 27 | 25 | (Skye Terrier, Level 25, Age 71) Hips: Excellent, Elbows: Fair, Eyes: Good, Ears: Excellent | (Level 20) |
| 1939 | 27 | 19 | (Staffordshire Bull Terrier, Level 19, Age 83) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 18) |
| 1940 | 27 | 9 | (Maltese, Level 9, Age 15) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1941 | 27 | 29 | (Chinese Shar-Pei, Level 29, Age 57) Hips: Good, Elbows: Good, Eyes: Fair, Ears: Excellent | (Level 20) |
| 1942 | 27 | 29 | (American Staffordshire Terrier, Level 29, Age 53) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1943 | 27 | 25 | (Miniature Pinscher, Level 25, Age 46) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 18) |
| 1944 | 27 | 20 | (Miniature Pinscher, Level 20, Age 46) Hips: Excellent, Elbows: Excellent, Eyes: Good, Ears: Good | (Level 20) |
| 1945 | 27 | 18 | (Shiba Inu, Level 18, Age 43) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 19) |
| 1946 | 27 | 16 | (Staffordshire Bull Terrier, Level 16, Age 26) Hips: Good, Elbows: Good, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1947 | 27 | 15 | (Australian Shepherd, Level 15, Age 40) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1948 | 27 | 19 | (Great Dane, Level 19, Age 35) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Excellent | (Level 20) |
| 1949 | 27 | 17 | (Tibetan Mastiff, Level 17, Age 35) Hips: Good, Elbows: Good, Eyes: Good, Ears: Good | (Level 20) |
| 1950 | 27 | 8 | (Porcelaine, Level 8, Age 15) Hips: Excellent, Elbows: Excellent, Eyes: Excellent, Ears: Good | (Level 20) |