| Bob Long | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 11 November 1954 |
| Birth Place: | Jasper, Tennessee, U.S. |
| Debutleague: | MLB |
| Debutdate: | September 2 |
| Debutyear: | 1981 |
| Debutteam: | Pittsburgh Pirates |
| Finalleague: | MLB |
| Finaldate: | October 2 |
| Finalyear: | 1985 |
| Finalteam: | Seattle Mariners |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 1–2 |
| Stat2label: | Earned run average |
| Stat2value: | 4.50 |
| Stat3label: | Strikeouts |
| Stat3value: | 37 |
| Teams: | |
Robert Earl Long (born November 11, 1954) is an American former professional baseball pitcher. He had two separate stints in the Major League Baseball (MLB), four years apart. Long appeared in five games for the Pittsburgh Pirates in, then after three seasons in the minors, made 28 appearances for the Seattle Mariners in .