The Harvard Crimson were 5-4-1 in 1981.
| GP | PTS | YDS | PLY | AVG | RUSH YDS | RUSH ATT | RUSH AVG | PASS YDS | PASS ATT | PASS AVG | SCK | SCKY | 1DWN | RUSH 1DWN | PASS 1DWN | PEN 1DWN | PEN | PEN YDS | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Team | 10 | 218 | 3,309 | 738 | 4.5 | 2,219 | 555 | 4.0 | 1,090 | 183 | 6.0 | ||||||||
Team Rank | 73rd | 95th | 114th | 82nd | 41st | 41st | 40th | 125th | 120th | 106th | |||||||||
Opponent | 10 | 173 | 2,811 | 4.0 | 1,323 | 433 | 3.1 | 1,488 | 277 | 5.4 | |||||||||
Opponent Rank | 43rd | 13th | 20th | 24th | 18th | 38th | 33rd | 75th | 12th | ||||||||||
Net | +45 | +498 | +738 | +0.5 | +896 | +122 | +0.9 | -398 | -94 | +0.6 | |||||||||
Net Rank | 53rd | 49th | 114th | 47th | 35th | 30th | 40th | 96th | 111th | 53rd |
| Big 10 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 12 | 0 | 1.000 | |
| 2 | 12 | 0 | 1.000 |
| Mountain West | W | L | PCT | |
|---|---|---|---|---|
| 1 | 9 | 3 | .750 | |
| 2 | 9 | 3 | .750 |
| American Athletic | W | L | PCT | |
|---|---|---|---|---|
| 1 | 11 | 1 | .917 | |
| 2 | 9 | 2 | .818 |
| Independent | W | L | PCT | |
|---|---|---|---|---|
| 1 | 10 | 2 | .833 | |
| 2 | 9 | 3 | .750 |
| Pac-12 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 2 | 10 | .167 | |
| 2 | 6 | 6 | .500 |
| Big 12 | W | L | PCT | |
|---|---|---|---|---|
| 1 | 11 | 1 | .917 | |
| 2 | 11 | 1 | .917 |
| Mid-American | W | L | PCT | |
|---|---|---|---|---|
| 1 | 8 | 4 | .667 | |
| 2 | 8 | 4 | .667 |
| Conference USA | W | L | PCT | |
|---|---|---|---|---|
| 1 | 8 | 4 | .667 | |
| 2 | 9 | 3 | .750 |
| Sun Belt | W | L | PCT | |
|---|---|---|---|---|
| 1 | 11 | 1 | .917 | |
| 2 | 9 | 3 | .750 |