| Team | Age | Year of Death | Team Name | Last Name | First Name | Name Given | Hits |
At Bats | Home Runs | RBI | Batting Average | Errors | Position | Double Plays | Assists |
Wins | Losses | Games pitched in | Strikeouts | Shutouts |
| Philadelphia Athletics 1954 | 55 | 1986 | Philadelphia Athletics | Portocarrero | Arnie | Arnold Mario | 8 | 75 | 1 | 2 | 0.107% | 4 | P | 0 | 22 | 9 | 18 | 34 | 132 | 1 |
| Kansas City Athletics 1955 | 55 | 1986 | Kansas City Athletics | Portocarrero | Arnie | Arnold Mario | 4 | 37 | 1 | 1 | 0.108% | 1 | P | 0 | 15 | 5 | 9 | 24 | 34 | 1 |
| Kansas City Athletics 1956 | 55 | 1986 | Kansas City Athletics | Portocarrero | Arnie | Arnold Mario | 0 | 1 | 0 | 0 | 0.000% | 0 | P | 0 | 1 | 0 | 1 | 3 | 2 | 0 |
| Kansas City Athletics 1957 | 55 | 1986 | Kansas City Athletics | Portocarrero | Arnie | Arnold Mario | 3 | 28 | 0 | 0 | 0.107% | 1 | P | 1 | 16 | 4 | 9 | 33 | 42 | 0 |
| Baltimore Orioles 1958 | 55 | 1986 | Baltimore Orioles | Portocarrero | Arnie | Arnold Mario | 11 | 67 | 1 | 8 | 0.164% | 0 | P | 3 | 21 | 15 | 11 | 32 | 90 | 3 |
| Baltimore Orioles 1959 | 55 | 1986 | Baltimore Orioles | Portocarrero | Arnie | Arnold Mario | 0 | 21 | 0 | 0 | 0.000% | 1 | P | 0 | 20 | 2 | 7 | 27 | 23 | 0 |
| Baltimore Orioles 1960 | 55 | 1986 | Baltimore Orioles | Portocarrero | Arnie | Arnold Mario | 0 | 11 | 0 | 0 | 0.000% | 0 | P | 0 | 3 | 3 | 2 | 13 | 15 | 0 |
