| Kryptonite | |
| Cover: | Kryptonite (Guy Sebastian song).jpg |
| Type: | single |
| Artist: | Guy Sebastian |
| Album: | Beautiful Life |
| Released: | [1] |
| Recorded: | 2004 |
| Genre: | Pop, R&B |
| Length: | 3:58 |
| Label: | BMG Australia |
| Producer: | Beau Dozier |
| Prev Title: | Out with My Baby |
| Prev Year: | 2004 |
| Next Title: | Oh Oh |
| Next Year: | 2006 |
"Kryptonite" is a song written by Guy Sebastian and Beau Dozier and is the second single from Sebastian's second studio album, Beautiful Life (2004). The song was released on 22 November 2004 and peaked at No. 15 on the Australian ARIA Singles Chart.
A music video was produced to promote the single, which was shot in New Zealand during October 2004.