Season totals or exact team stints. Career totals count each season once.
| Season | Age | Team | G | GS | Passing | Rushing | Defense | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | |||||
| 1982 | 23–24 | DEN | 2 | — | 32 | 60 | 53.3% | 421 | 1 | 4 | 1.7 | 6.7 | 7.0 | 4.3 | 0.3 | 53.5 | 4 | 3 | 7 | 1 | 2.3 | 33.3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1983 | 24–25 | IND | 2 | — | 18 | 36 | 50.0% | 256 | 0 | 3 | 0.0 | 8.3 | 7.1 | 3.4 | 0.0 | 38.7 | 7 | 1 | 0 | 0 | 0.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1984 | 25–26 | IND | 3 | — | 29 | 56 | 51.8% | 352 | 1 | 6 | 1.8 | 10.7 | 6.3 | 1.8 | 0.2 | 37.8 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1985 | 26–27 | SD | 9 | — | 132 | 201 | 65.7% | 1,537 | 10 | 10 | 5.0 | 5.0 | 7.6 | 6.4 | 1.0 | 84.5 | 19 | 18 | -8 | 0 | -0.4 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1986 | 27–28 | SD | 6 | — | 51 | 97 | 52.6% | 627 | 2 | 3 | 2.1 | 3.1 | 6.5 | 5.5 | 0.7 | 66.8 | 5 | 2 | 6 | 0 | 3.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1987 | 28–29 | SD | 3 | — | 37 | 57 | 64.9% | 405 | 1 | 5 | 1.8 | 8.8 | 7.1 | 3.5 | 0.2 | 55.1 | 3 | 4 | -1 | 0 | -0.3 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1988 | 29–30 | LAR | 6 | — | 4 | 5 | 80.0% | 38 | 0 | 0 | 0.0 | 0.0 | 7.6 | 7.6 | — | 98.3 | 0 | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1989 | 30–31 | LAR | 3 | — | 4 | 5 | 80.0% | 59 | 0 | 1 | 0.0 | 20.0 | 11.8 | 2.8 | 0.0 | 76.3 | 3 | 2 | -1 | 0 | -0.5 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1990 | 31–32 | IND | 3 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1991 | 32–33 | IND | 2 | — | 11 | 19 | 57.9% | 137 | 0 | 3 | 0.0 | 15.8 | 7.2 | 0.1 | 0.0 | 40.8 | 0 | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1992 | 33–34 | IND | 1 | — | 15 | 24 | 62.5% | 177 | 1 | 1 | 4.2 | 4.2 | 7.4 | 6.3 | 1.0 | 81.4 | 1 | 3 | -2 | 0 | -0.7 | 0.0 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | — | 0 | 0 | — | — | — |
| Career | — | 40 | — | 334 | 561 | 59.5% | 4,015 | 16 | 36 | 2.9 | 6.4 | 7.2 | 4.8 | 0.4 | 64.3 | 49 | 35 | -1 | 1 | -0.0 | 2.9 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | 0 | 0 | 0 | 0 | — | — | |
Career Value · VORP
17 career value over replacement — #3311 all-time of 4,695. 5.7/season above a replacement-level QB.
Pick #98 (Rd 4) · DEN · 1981 · -7.5 vs expected KV-H
Fan Rating
Rate Mark Herrmann — All-Time
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1981: no recorded NFL regular-season production. StatVault's source covers these seasons in full, so this is an absence of production, not of data.
3 seasons · peak 2.6 in 1985
VAL (Value Above League) measures each NFL season against that season's league; the dashed line is zero — a season that added nothing above the league's fringe. ● peak · ○ league-best season.
0.3 career wins over 3 seasons · 1 win = 13.08 VAL
Best season · 1985 · +0.2 wins
Latest season · 1988 · −0.1 wins
VAL 3.0 measures each part of a NFL player's game in his sport's own currency against what that season's fringe players produced, converted to team wins with rates fitted from every team-season in the encyclopedia.
#236 of 408 all-time QBs by KV-H
| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 23–24 | DEN | 2 | — | 32 | 60 | 53.3% | 421 | 1 | 4 | 1.7 | 6.7 | 7.0 | 4.3 | 0.3 | 53.5 | 4 | — |
| 1983 | 24–25 | IND | 2 | — | 18 | 36 | 50.0% | 256 | 0 | 3 | 0.0 | 8.3 | 7.1 | 3.4 | 0.0 | 38.7 | 7 | — |
| 1984 | 25–26 | IND | 3 | — | 29 | 56 | 51.8% | 352 | 1 | 6 | 1.8 | 10.7 | 6.3 | 1.8 | 0.2 | 37.8 | 7 | — |
| 1985 | 26–27 | SD | 9 | — | 132 | 201 | 65.7% | 1,537 | 10 | 10 | 5.0 | 5.0 | 7.6 | 6.4 | 1.0 | 84.5 | 19 | 2.6 |
| 1986 | 27–28 | SD | 6 | — | 51 | 97 | 52.6% | 627 | 2 | 3 | 2.1 | 3.1 | 6.5 | 5.5 | 0.7 | 66.8 | 5 | 0.8 |
| 1987 | 28–29 | SD | 3 | — | 37 | 57 | 64.9% | 405 | 1 | 5 | 1.8 | 8.8 | 7.1 | 3.5 | 0.2 | 55.1 | 3 | — |
| 1988 | 29–30 | LAR | 6 | — | 4 | 5 | 80.0% | 38 | 0 | 0 | 0.0 | 0.0 | 7.6 | 7.6 | — | 98.3 | 0 | 0 |
| 1989 | 30–31 | LAR | 3 | — | 4 | 5 | 80.0% | 59 | 0 | 1 | 0.0 | 20.0 | 11.8 | 2.8 | 0.0 | 76.3 | 3 | — |
| 1990 | 31–32 | IND | 3 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | 0 | — |
| 1991 | 32–33 | IND | 2 | — | 11 | 19 | 57.9% | 137 | 0 | 3 | 0.0 | 15.8 | 7.2 | 0.1 | 0.0 | 40.8 | 0 | — |
| 1992 | 33–34 | IND | 1 | — | 15 | 24 | 62.5% | 177 | 1 | 1 | 4.2 | 4.2 | 7.4 | 6.3 | 1.0 | 81.4 | 1 | — |
| Career | 40 | 334 | 561 | 59.5% | 4,015 | 16 | 36 | 2.9 | 6.4 | 7.2 | 4.8 | 0.4 | 64.3 | 49 | 3.4 |
| Season | Age | Team | G | GS | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 23–24 | DEN | 2 | — | 3 | 7 | 1 | 2.3 | 33.3 | — | — | — |
| 1983 | 24–25 | IND | 2 | — | 1 | 0 | 0 | 0.0 | 0.0 | — | — | — |
| 1985 | 26–27 | SD | 9 | — | 18 | -8 | 0 | -0.4 | 0.0 | — | — | — |
| 1986 | 27–28 | SD | 6 | — | 2 | 6 | 0 | 3.0 | 0.0 | — | — | — |
| 1987 | 28–29 | SD | 3 | — | 4 | -1 | 0 | -0.3 | 0.0 | — | — | — |
| 1988 | 29–30 | LAR | 6 | — | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — |
| 1989 | 30–31 | LAR | 3 | — | 2 | -1 | 0 | -0.5 | 0.0 | — | — | — |
| 1991 | 32–33 | IND | 2 | — | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — |
| 1992 | 33–34 | IND | 1 | — | 3 | -2 | 0 | -0.7 | 0.0 | — | — | — |
| Career | 34 | 35 | -1 | 1 | -0.0 | 2.9 | — | — | — |
A depth / rotational career by KV-H: a remarkably steady profile that scores 30 of 100, era-normalized against pass yds/g peers across 3 scored seasons, with a short career trimming the score.
Blend 35.2 × longevity 0.86 = KV-H 30· confidence 83%
Season-by-season quality (era-relative pass yds/g)
Tommy Maddox
QB
81% match
1981 Draft ClassmatesFull class →