Siebert has taken the hill for 2,152 innings and is sitting with 1,512 K’s so far in his pro baseball career. His ERA is 3.21 (767 earned runs allowed) and his WHIP is 1.213. He has surrendered 1,919 hits (8.0 hits per 9 innings) and has had 692 free passes. Siebert (140-114 career win-loss mark) has a FIP of 3.34 and he has faced 8,951 batters in the majors.
Sonny Siebert Stats
| Year | Team | G | IP | W | L | WHIP | ERA | H | BB | SO | FIP | SV | GS | HR | ER | R | BF | SO/W | H/9 | SO/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 399 | 2152.0 | 140 | 114 | 1.213 | 3.21 | 1,919 | 692 | 1,512 | 3.34 | 16 | 307 | 197 | 767 | 907 | 8,951 | 2.19 | 8.0 | 6.3 | |
| 1975 | TOT | 23 | 87.2 | 7 | 6 | 1.574 | 3.90 | 97 | 41 | 54 | 3.68 | 0 | 19 | 6 | 38 | 43 | 401 | 1.32 | 10.0 | 5.5 |
| 1975 | SDP | 6 | 26.2 | 3 | 2 | 1.763 | 4.39 | 37 | 10 | 10 | 4.05 | 0 | 6 | 2 | 13 | 15 | 126 | 1.00 | 12.5 | 3.4 |
| 1975 | OAK | 17 | 61.0 | 4 | 4 | 1.492 | 3.69 | 60 | 31 | 44 | 3.52 | 0 | 13 | 4 | 25 | 28 | 275 | 1.42 | 8.9 | 6.5 |
| 1974 | STL | 28 | 133.2 | 8 | 8 | 1.504 | 3.84 | 150 | 51 | 68 | 3.55 | 0 | 20 | 8 | 57 | 66 | 586 | 1.33 | 10.1 | 4.6 |
| 1973 | TOT | 27 | 122.0 | 7 | 12 | 1.336 | 4.06 | 125 | 38 | 81 | 3.53 | 2 | 20 | 12 | 55 | 70 | 524 | 2.13 | 9.2 | 6.0 |
| 1973 | BOS | 2 | 2.1 | 0 | 1 | 2.571 | 7.71 | 5 | 1 | 5 | 5.14 | 0 | 0 | 1 | 2 | 2 | 13 | 5.00 | 19.3 | 19.3 |
| 1973 | TEX | 25 | 119.2 | 7 | 11 | 1.312 | 3.99 | 120 | 37 | 76 | 3.49 | 2 | 20 | 11 | 53 | 68 | 511 | 2.05 | 9.0 | 5.7 |
| 1972 | BOS | 32 | 196.1 | 12 | 12 | 1.340 | 3.80 | 204 | 59 | 123 | 3.28 | 0 | 30 | 17 | 83 | 105 | 852 | 2.08 | 9.4 | 5.6 |
| 1971 | BOS | 32 | 235.1 | 16 | 10 | 1.190 | 2.91 | 220 | 60 | 131 | 3.25 | 0 | 32 | 20 | 76 | 84 | 975 | 2.18 | 8.4 | 5.0 |
| 1970 | BOS | 33 | 222.2 | 15 | 8 | 1.199 | 3.44 | 207 | 60 | 142 | 3.94 | 0 | 33 | 29 | 85 | 98 | 916 | 2.37 | 8.4 | 5.7 |
| 1969 | TOT | 45 | 177.1 | 14 | 11 | 1.336 | 3.76 | 161 | 76 | 133 | 3.98 | 5 | 24 | 22 | 74 | 98 | 758 | 1.75 | 8.2 | 6.8 |
| 1969 | CLE | 2 | 14.0 | 0 | 1 | 1.286 | 3.21 | 10 | 8 | 6 | 4.29 | 0 | 2 | 1 | 5 | 5 | 60 | 0.75 | 6.4 | 3.9 |
| 1969 | BOS | 43 | 163.1 | 14 | 10 | 1.341 | 3.80 | 151 | 68 | 127 | 3.95 | 5 | 22 | 21 | 69 | 93 | 698 | 1.87 | 8.3 | 7.0 |
| 1968 | CLE | 31 | 206.0 | 12 | 10 | 1.131 | 2.97 | 145 | 88 | 146 | 3.12 | 0 | 30 | 12 | 68 | 76 | 844 | 1.66 | 6.3 | 6.4 |
| 1967 | CLE | 34 | 185.1 | 10 | 12 | 1.025 | 2.38 | 136 | 54 | 136 | 3.24 | 4 | 26 | 17 | 49 | 59 | 743 | 2.52 | 6.6 | 6.6 |
| 1966 | CLE | 34 | 241.0 | 16 | 8 | 1.058 | 2.80 | 193 | 62 | 163 | 3.40 | 1 | 32 | 25 | 75 | 89 | 957 | 2.63 | 7.2 | 6.1 |
| 1965 | CLE | 39 | 188.2 | 16 | 8 | 0.981 | 2.43 | 139 | 46 | 191 | 2.27 | 1 | 27 | 14 | 51 | 58 | 742 | 4.15 | 6.6 | 9.1 |
| 1964 | CLE | 41 | 156.0 | 7 | 9 | 1.276 | 3.23 | 142 | 57 | 144 | 3.14 | 3 | 14 | 15 | 56 | 61 | 653 | 2.53 | 8.2 | 8.3 |
