| "Peak Performance" | |
|---|---|
| Star Trek: The Next Generation episode | |
| Episode no. | Season 2 Episode 21 |
| Directed by | Robert Scheerer |
| Written by | David Kemper |
| Featured music | Dennis McCarthy |
| Cinematography by | Edward R. Brown |
| Production code | 147 |
| Original air date | July 10, 1989 |
| Guest appearances | |
| |
"Peak Performance" is the twenty-first and penultimate episode of the second season of the American science fiction television series Star Trek: The Next Generation, the 47th episode overall, first broadcast on July 10, 1989.
Set in the 24th century, the series follows the adventures of the Starfleet crew of the Federation starship Enterprise-D. In this episode, while in the midst of a war-game exercise, a Ferengi marauder intrudes.