Roy Mahaffey
1926–1936 · bats R / throws R · Philadelphia Athletics, Pittsburgh Pirates, St. Louis Browns
224G
.182AVG
.212OBP
.241SLG
72H
4HR
33RBI
0SB
67–49W–L
1,056IP
369K
4.99ERA
129GS
5SV
Career batting
| G | PA | AB | R | H | 2B | 3B | HR | RBI | BB | K | SB | CS | HBP | SF | TB | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 224 | 418 | 395 | 28 | 72 | 9 | 1 | 4 | 33 | 15 | 140 | 0 | 0 | 0 | 0 | 95 | .182 | .212 | .241 | .453 |
Career pitching
| IP | G | GS | CG | W | L | SV | H | R | ER | HR | BB | K | HBP | WP | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1,056.0 | 224 | 129 | 45 | 67 | 49 | 5 | 1,181 | 672 | 586 | 83 | 452 | 369 | 0 | 0 | 4.99 | 1.546 |
Streaks
4longest hitting streak · 1934-09-14 to 1935-04-19
6longest on-base streak
The three rarest things in this career
| Rarity | What | Date | Rate | Game |
|---|---|---|---|---|
| 41 | 12 innings pitched | 1933-07-21 | 1 in 613 pitcher-games | box score ↗ |
| 40 | 8 walks allowed | 1931-05-25 | 1 in 511 pitcher-games | box score ↗ |
| 29 | struck out 4 times | 1932-07-17 | 1 in 728 player-games | box score ↗ |
Splits
Regular season only.
Home and away
| G | PA | H | HR | RBI | BB | K | AVG | OBP | SLG | |
|---|---|---|---|---|---|---|---|---|---|---|
| Home | 110 | 190 | 36 | 2 | 18 | 7 | 52 | .203 | .226 | .271 |
| Away | 114 | 228 | 36 | 2 | 15 | 8 | 88 | .165 | .193 | .216 |
By month
| G | PA | H | HR | RBI | BB | K | AVG | OBP | SLG | |
|---|---|---|---|---|---|---|---|---|---|---|
| April | 24 | 29 | 4 | 0 | 1 | 0 | 11 | .138 | .138 | .172 |
| May | 37 | 74 | 12 | 1 | 11 | 2 | 21 | .169 | .189 | .268 |
| June | 52 | 101 | 15 | 1 | 8 | 6 | 37 | .161 | .208 | .204 |
| July | 47 | 101 | 21 | 2 | 11 | 5 | 37 | .226 | .257 | .323 |
| August | 36 | 68 | 9 | 0 | 1 | 1 | 24 | .138 | .147 | .138 |
| September | 28 | 45 | 11 | 0 | 1 | 1 | 10 | .250 | .267 | .295 |
Most-faced opponents
| G | PA | H | HR | RBI | BB | K | AVG | OBP | SLG | |
|---|---|---|---|---|---|---|---|---|---|---|
| new-york-yankees | 42 | 71 | 10 | 1 | 6 | 4 | 35 | .149 | .197 | .254 |
| cleveland-guardians | 35 | 87 | 8 | 0 | 4 | 3 | 27 | .100 | .126 | .113 |
| st-louis-browns | 29 | 71 | 14 | 1 | 7 | 0 | 17 | .197 | .197 | .254 |
| chicago-white-sox | 28 | 49 | 8 | 0 | 4 | 3 | 14 | .186 | .224 | .186 |
| washington-senators-1901-60 | 27 | 37 | 8 | 0 | 4 | 0 | 13 | .222 | .216 | .250 |
| boston-red-sox | 27 | 48 | 13 | 1 | 4 | 1 | 15 | .277 | .292 | .426 |
| detroit-tigers | 27 | 48 | 9 | 1 | 3 | 4 | 16 | .205 | .271 | .273 |
| chicago-cubs | 4 | 2 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 |
Season by season
| Year | Team | G | AB | H | HR | RBI | SB | AVG | IP | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 1926 |  Pittsburgh Pirates | 4 | 1 | – | – | – | – | .000 | 4 | 3 |
| 1927 | Pittsburgh Pirates | 2 | 5 | 2 | – | 1 | – | .400 | 9 | 4 |
| 1930 |  Philadelphia Athletics | 33 | 60 | 7 | 1 | 7 | – | .117 | 152 | 39 |
| 1931 | Philadelphia Athletics | 30 | 62 | 11 | 2 | 8 | – | .177 | 162 | 59 |
| 1932 | Philadelphia Athletics | 37 | 87 | 15 | 1 | 6 | – | .172 | 222 | 106 |
| 1933 | Philadelphia Athletics | 33 | 65 | 14 | – | 6 | – | .215 | 179 | 66 |
| 1934 | Philadelphia Athletics | 37 | 48 | 13 | – | 4 | – | .271 | 129 | 40 |
| 1935 | Philadelphia Athletics | 27 | 51 | 9 | – | 1 | – | .176 | 136 | 39 |
| 1936 |  St. Louis Browns | 21 | 16 | 1 | – | – | – | .062 | 60 | 13 |