P · 14 seasons · 1958 – 1972 · B/T: R/R
Stan Williams ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. His best year was 1960: +8.2 roto value, 10th that season and 2085th of 51,303 player-seasons on record. The value came from strikeouts (+9.0), ERA (+3.9) and saves (+2.6), with no category working against him.
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1958 | LAD | 27 | -2.95 | #562 | #108,148 |
| 1959 | LAD | 35 | -2.26 | #394 | #84,359 |
| 1960 | LAD | 38 | -2.38 | #447 | #93,617 |
| 1961 | LAD | 41 | -2.81 | #583 | #106,511 |
| 1962 | LAD | 40 | -3.10 | #684 | #109,253 |
| 1963 | NYY | 29 | -2.82 | #646 | #106,613 |
| 1964 | NYY | 22 | -2.41 | #577 | #95,614 |
| 1965★ | CLE | 3 | -2.20 | #397 | #77,705 |
| 1967 | CLE | 16 | -2.51 | #650 | #100,071 |
| 1968 | CLE | 44 | -2.36 | #510 | #92,747 |
| 1969 | CLE | 61 | -2.70 | #790 | #104,857 |
| 1970 | MIN | 68 | -2.75 | #796 | #105,557 |
| 1971 | MIN | 56 | -2.55 | #730 | #101,282 |
| 1972 | BOS | 3 | -2.23 | #480 | #79,894 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1958 | LAD | 27 | 0.57 | #90 | #16,137 |
| 1959 | LAD | 35 | -0.92 | #109 | #22,952 |
| 1960★ | LAD | 38 | 8.24 | #10 | #2,085 |
| 1961 | LAD | 41 | 4.45 | #33 | #6,327 |
| 1962 | LAD | 40 | -0.16 | #120 | #19,173 |
| 1963 | NYY | 29 | 0.64 | #93 | #15,870 |
| 1964 | NYY | 21 | -1.99 | #189 | #31,570 |
| 1965 | CLE | 3 | -2.71 | #248 | #42,071 |
| 1967 | CLE | 16 | 1.33 | #90 | #13,591 |
| 1968 | CLE | 44 | 6.17 | #16 | #3,943 |
| 1969 | CLE | 61 | 3.56 | #57 | #7,954 |
| 1970 | MIN | 68 | 7.48 | #18 | #2,655 |
| 1971 | MIN | 56 | 0.10 | #121 | #17,989 |
| 1972 | BOS | 3 | -2.52 | #258 | #39,441 |
★ Best season by Z