Sonny Siebert was a pitcher in MLB. Across 399 career appearances, with a 3.21 ERA and 1512 strikeouts. This page covers season stats, team history, and career profile.
Season-by-season performance, contract terms, and the complete archive.
| Year | Team | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1964 | CLE | 7 | 9 | 3.23 | 41 | 14 | 3 | 156.0 | 142 | 56 | 57 | 144 | 1.28 |
| 1965 | CLE | 16 | 8 | 2.43 | 39 | 27 | 1 | 188.2 | 139 | 51 | 46 | 191 | 0.98 |
| 1966 | CLE | 16 | 8 | 2.80 | 34 | 32 | 1 | 241.0 | 193 | 75 | 62 | 163 | 1.06 |
| 1967 | CLE | 10 | 12 | 2.38 | 34 | 26 | 4 | 185.1 | 136 | 49 | 54 | 136 | 1.03 |
| 1968 | CLE | 12 | 10 | 2.97 | 31 | 30 | 0 | 206.0 | 145 | 68 | 88 | 146 | 1.13 |
| 1969 | BOS | 14 | 10 | 3.80 | 43 | 22 | 5 | 163.1 | 151 | 69 | 68 | 127 | 1.34 |
| 1969 | CLE | 0 | 1 | 3.21 | 2 | 2 | 0 | 14.0 | 10 | 5 | 8 | 6 | 1.29 |
| 1970 | BOS | 15 | 8 | 3.44 | 33 | 33 | 0 | 222.2 | 207 | 85 | 60 | 142 | 1.20 |
| 1971 | BOS | 16 | 10 | 2.91 | 32 | 32 | 0 | 235.1 | 220 | 76 | 60 | 131 | 1.19 |
| 1972 | BOS | 12 | 12 | 3.80 | 32 | 30 | 0 | 196.1 | 204 | 83 | 59 | 123 | 1.34 |
| 1973 | BOS | 0 | 1 | 7.71 | 2 | 0 | 0 | 2.1 | 5 | 2 | 1 | 5 | 2.57 |
| 1973 | TEX | 7 | 11 | 3.99 | 25 | 20 | 2 | 119.2 | 120 | 53 | 37 | 76 | 1.31 |
| 1974 | STL | 8 | 8 | 3.84 | 28 | 20 | 0 | 133.2 | 150 | 57 | 51 | 68 | 1.50 |
| 1975 | OAK | 4 | 4 | 3.69 | 17 | 13 | 0 | 61.0 | 60 | 25 | 31 | 44 | 1.49 |
| 1975 | SD | 3 | 2 | 4.39 | 6 | 6 | 0 | 26.2 | 37 | 13 | 10 | 10 | 1.76 |
| Career Totals | — | 140 | 114 | 3.21 | 399 | 307 | 16 | 2152.0 | 1919 | 767 | 692 | 1512 | 1.21 |
| Year | Team | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1964 | CLE | 42 | 49 | 5 | 13 | 2 | 1 | 2 | 6 | 0 | 1 | 9 | .265 | .280 | .469 | .749 |
| 1965 | CLE | 40 | 66 | 2 | 7 | 1 | 0 | 1 | 4 | 0 | 0 | 18 | .106 | .104 | .167 | .271 |
| 1966 | CLE | 34 | 85 | 4 | 11 | 2 | 0 | 0 | 3 | 0 | 1 | 21 | .129 | .138 | .153 | .291 |
| 1967 | CLE | 34 | 52 | 4 | 7 | 2 | 2 | 1 | 3 | 0 | 0 | 13 | .135 | .135 | .308 | .442 |
| 1968 | CLE | 33 | 70 | 2 | 11 | 3 | 0 | 0 | 6 | 0 | 1 | 23 | .157 | .192 | .200 | .392 |
| 1969 | BOS | 43 | 53 | 5 | 8 | 1 | 0 | 1 | 3 | 0 | 3 | 20 | .151 | .211 | .226 | .437 |
| 1969 | CLE | 2 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .250 | .250 | .250 | .500 |
| 1970 | BOS | 33 | 77 | 5 | 10 | 3 | 0 | 0 | 4 | 0 | 1 | 17 | .130 | .163 | .169 | .331 |
| 1971 | BOS | 32 | 79 | 10 | 21 | 3 | 0 | 6 | 15 | 0 | 1 | 20 | .266 | .289 | .532 | .821 |
| 1972 | BOS | 33 | 72 | 11 | 17 | 4 | 0 | 1 | 9 | 0 | 5 | 21 | .236 | .304 | .333 | .637 |
| 1973 | BOS | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1973 | TEX | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1974 | STL | 28 | 44 | 3 | 5 | 0 | 0 | 0 | 3 | 0 | 3 | 17 | .114 | .170 | .114 | .284 |
| 1975 | OAK | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 |
| 1975 | SD | 7 | 8 | 1 | 3 | 1 | 0 | 0 | 1 | 0 | 2 | 2 | .375 | .500 | .500 | 1.000 |
| Career Totals | — | 405 | 660 | 52 | 114 | 22 | 3 | 12 | 57 | 0 | 18 | 182 | .173 | .204 | .270 | .474 |
1966, 1971