| Leider | |
| Cover: | e_leider.jpg |
| Type: | single |
| Artist: | Eisbrecher |
| Album: | Antikörper |
| Released: | 14 July 2006 |
| Recorded: | 2006 |
| Genre: | Neue Deutsche Härte |
| Prev Title: | Fanatica |
| Prev Year: | 2003 |
| Next Title: | Vergissmeinnicht |
| Next Year: | 2006 |
"Leider" (German for Unfortunately) is a song by German Neue Deutsche Härte band Eisbrecher and the first single from their album Antikörper. On 22 August 2006, a double-single titled "Leider/Vergissmeinnicht" was released in the US. It combines both of Eisbrecher singles from their second album.