Don McMahon was a pitcher in MLB history. Across 874 career appearances, with a 2.96 ERA and 1003 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1957 | ML1 | 2 | 3 | 1.54 | 32 | 0 | 9 | 46.2 | 33 | 8 | 29 | 46 | 1.33 |
| 1958 | ML1 | 7 | 2 | 3.68 | 38 | 0 | 8 | 58.2 | 50 | 24 | 29 | 37 | 1.35 |
| 1959 | ML1 | 5 | 3 | 2.57 | 60 | 0 | 15 | 80.2 | 81 | 23 | 37 | 55 | 1.46 |
| 1960 | ML1 | 3 | 6 | 5.94 | 48 | 0 | 10 | 63.2 | 66 | 42 | 32 | 50 | 1.54 |
| 1961 | ML1 | 6 | 4 | 2.84 | 53 | 0 | 8 | 92.0 | 84 | 29 | 51 | 55 | 1.47 |
| 1962 | HOU | 5 | 5 | 1.53 | 51 | 0 | 8 | 76.2 | 53 | 13 | 33 | 69 | 1.12 |
| 1962 | ML1 | 0 | 1 | 6.00 | 2 | 0 | 0 | 3.0 | 3 | 2 | 0 | 3 | 1.00 |
| 1963 | HOU | 1 | 5 | 4.05 | 49 | 2 | 5 | 80.0 | 83 | 36 | 26 | 51 | 1.36 |
| 1964 | CLE | 6 | 4 | 2.41 | 70 | 0 | 16 | 101.0 | 67 | 27 | 52 | 92 | 1.18 |
| 1965 | CLE | 3 | 3 | 3.28 | 58 | 0 | 11 | 85.0 | 79 | 31 | 37 | 60 | 1.36 |
| 1966 | BOS | 8 | 7 | 2.65 | 49 | 0 | 9 | 78.0 | 65 | 23 | 38 | 57 | 1.32 |
| 1966 | CLE | 1 | 1 | 2.92 | 12 | 0 | 1 | 12.1 | 8 | 4 | 6 | 5 | 1.14 |
| 1967 | BOS | 1 | 2 | 3.57 | 11 | 0 | 2 | 17.2 | 14 | 7 | 13 | 10 | 1.53 |
| 1967 | CWS | 5 | 0 | 1.67 | 52 | 0 | 3 | 91.2 | 54 | 17 | 27 | 74 | 0.88 |
| 1968 | CWS | 2 | 1 | 1.96 | 25 | 0 | 0 | 46.0 | 31 | 10 | 20 | 32 | 1.11 |
| 1968 | DET | 3 | 1 | 2.02 | 20 | 0 | 1 | 35.2 | 22 | 8 | 10 | 33 | 0.90 |
| 1969 | DET | 3 | 5 | 3.89 | 34 | 0 | 11 | 37.0 | 25 | 16 | 18 | 38 | 1.16 |
| 1969 | SF | 3 | 1 | 3.04 | 13 | 0 | 2 | 23.2 | 13 | 8 | 9 | 21 | 0.93 |
| 1970 | SF | 9 | 5 | 2.96 | 61 | 0 | 19 | 94.1 | 70 | 31 | 45 | 74 | 1.22 |
| 1971 | SF | 10 | 6 | 4.06 | 61 | 0 | 4 | 82.0 | 73 | 37 | 37 | 71 | 1.34 |
| 1972 | SF | 3 | 3 | 3.71 | 44 | 0 | 5 | 63.0 | 46 | 26 | 21 | 45 | 1.06 |
| 1973 | SF | 4 | 0 | 1.48 | 22 | 0 | 6 | 30.1 | 21 | 5 | 7 | 20 | 0.92 |
| 1974 | SF | 0 | 0 | 3.09 | 9 | 0 | 0 | 11.2 | 13 | 4 | 2 | 5 | 1.29 |
| Career Totals | — | 90 | 68 | 2.96 | 874 | 2 | 153 | 1310.2 | 1054 | 431 | 579 | 1003 | 1.25 |
| Year | Team | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1957 | ML1 | 32 | 8 | 1 | 2 | 1 | 0 | 0 | 3 | 0 | 2 | 2 | .250 | .400 | .375 | .775 |
| 1958 | ML1 | 38 | 9 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | .111 | .273 | .111 | .384 |
| 1959 | ML1 | 60 | 9 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | .222 | .300 | .222 | .522 |
| 1960 | ML1 | 48 | 11 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 5 | .000 | .000 | .000 | .000 |
| 1961 | ML1 | 53 | 16 | 1 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 4 | .188 | .188 | .250 | .438 |
| 1962 | HOU | 51 | 12 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | .083 | .083 | .083 | .167 |
| 1962 | ML1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1963 | HOU | 49 | 12 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 5 | .083 | .214 | .167 | .381 |
| 1964 | CLE | 70 | 14 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 8 | .143 | .143 | .143 | .286 |
| 1965 | CLE | 58 | 9 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | .222 | .222 | .222 | .444 |
| 1966 | BOS | 49 | 11 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 6 | .091 | .167 | .182 | .348 |
| 1966 | CLE | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 |
| 1967 | BOS | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .000 | .000 | .000 | .000 |
| 1967 | CWS | 52 | 11 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | .182 | .182 | .182 | .364 |
| 1968 | CWS | 25 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .333 | .333 | .333 | .667 |
| 1968 | DET | 20 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .000 | .000 | .000 | .000 |
| 1969 | DET | 34 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | .000 | .000 | .000 | .000 |
| 1969 | SF | 13 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .333 | .333 | .333 | .667 |
| 1970 | SF | 61 | 14 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 2 | 9 | .143 | .250 | .143 | .393 |
| 1971 | SF | 61 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | .000 | .000 | .000 | .000 |
| 1972 | SF | 44 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .250 | .250 | .250 | .500 |
| 1973 | SF | 22 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.000 | 1.000 | 1.000 | 2.000 |
| 1974 | SF | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Career Totals | — | 874 | 168 | 8 | 23 | 4 | 0 | 0 | 9 | 0 | 10 | 87 | .137 | .185 | .161 | .346 |
1958