Season by season
The 1931 Season: 1931
Opened the season with Saint Mary's (CA) holding the belt; San Diego Marines closed it out. 9 belt games this season: 3 title changes and 6 defenses.
| # | Date | Matchup | Score | Result |
|---|---|---|---|---|
| 541 | September 26, 1931 | Saint Mary's (CA) at USC | 13–7 | Defended · #1 |
| 542 | October 3, 1931 | Saint Mary's (CA) at California | 14–0 | Defended · #2 |
| 543 | October 10, 1931 | West Coast Army at Saint Mary's (CA) | 7–21 | Defended · #3 |
| 544 | October 17, 1931 | Saint Mary's (CA) at San Francisco | 14–6 | Defended · #4 |
| 545 | October 24, 1931 | Gonzaga at Saint Mary's (CA) | 7–13 | Defended · #5 |
| 546 | October 31, 1931 | Saint Mary's (CA) at Santa Clara | 21–14 | Defended · #6 |
| 547 | November 7, 1931 | Olympic Club at Saint Mary's (CA) | 10–0 | New champion: Olympic Club |
| 548 | November 21, 1931 | Olympic Club at Loyola Marymount | 0–13 | New champion: Loyola Marymount |
| 549 | November 29, 1931 | Loyola Marymount at San Diego Marines | 0–7 | New champion: San Diego Marines |
Season Detail
Reigns That Started This Season
| Team | Since | How | Held It |
|---|---|---|---|
| Olympic Club | November 7, 1931 | took it from Saint Mary's (CA) | 14 days |
| Loyola Marymount | November 21, 1931 | took it from Olympic Club | 8 days |
| San Diego Marines | November 29, 1931 | took it from Loyola Marymount | 300 days |