| Jesús Hernáiz | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 8 January 1945 |
| Birth Place: | Santurce, Puerto Rico |
| Debutleague: | MLB |
| Debutdate: | June 14 |
| Debutyear: | 1974 |
| Debutteam: | Philadelphia Phillies |
| Finalleague: | MLB |
| Finaldate: | September 13 |
| Finalyear: | 1974 |
| Finalteam: | Philadelphia Phillies |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 2–3 |
| Stat2label: | Earned run average |
| Stat2value: | 5.88 |
| Stat3label: | Strikeouts |
| Stat3value: | 16 |
| Teams: | |
Jesús Rafael Hernáiz Rodríguez (born January 8, 1945) is a retired Major League Baseball pitcher. He played during one season at the major league level for the Philadelphia Phillies. He was signed by the Chicago Cubs as an amateur free agent prior to the season. Hernáiz played his last professional season with the New York Yankees' Double-A Nashville Sounds and Triple-A Columbus Clippers in .