P · 10 seasons · 1977 – 1986 · B/T: R/R
Roy Lee Jackson ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. No season of his scores higher than 1982, at +3.3, 62nd that season and 8380th of 51,303 player-seasons on record. On the credit side, saves (+2.1), WHIP (+0.8) and ERA (+0.7). On the debit side, strikeouts (-3.9).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1977 | NYM | 4 | -2.51 | #787 | #100,062 |
| 1978★ | NYM | 4 | -2.11 | #438 | #66,448 |
| 1979 | NYM | 8 | -2.20 | #430 | #77,626 |
| 1980 | NYM | 26 | -2.37 | #773 | #93,136 |
| 1981 | TOR | 39 | -2.26 | #504 | #83,137 |
| 1982 | TOR | 48 | -2.23 | #491 | #80,431 |
| 1983 | TOR | 49 | -2.26 | #494 | #83,824 |
| 1984 | TOR | 54 | -2.28 | #520 | #85,750 |
| 1985 | SD | 22 | -2.40 | #816 | #95,168 |
| 1986 | MIN | 28 | -2.31 | #503 | #89,072 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1977 | NYM | 4 | -3.14 | #314 | #46,262 |
| 1978 | NYM | 4 | -3.58 | #350 | #48,762 |
| 1979 | NYM | 8 | -1.53 | #210 | #26,893 |
| 1980 | NYM | 24 | -1.37 | #206 | #25,694 |
| 1981 | TOR | 39 | 0.50 | #123 | #16,424 |
| 1982★ | TOR | 48 | 3.33 | #62 | #8,380 |
| 1983 | TOR | 49 | 0.05 | #159 | #18,241 |
| 1984 | TOR | 54 | 2.36 | #88 | #10,602 |
| 1985 | SD | 22 | -0.34 | #172 | #20,018 |
| 1986 | MIN | 28 | -1.36 | #211 | #25,686 |
★ Best season by Z