| I Always Knew | |
| Cover: | I Always Knew single cover.jpg |
| Type: | single |
| Artist: | the Vaccines |
| Album: | Come of Age |
| B-Side: | Make You Mine |
| Released: | 18 November 2012 |
| Recorded: | 2012 |
| Genre: | Indie rock |
| Length: | 3:34 |
| Label: | Columbia Records |
| Prev Title: | Teenage Icon |
| Prev Year: | 2012 |
| Next Title: | Bad Mood |
| Next Year: | 2013 |
"I Always Knew" is a single by English indie rock band the Vaccines. The track was released in the United Kingdom on 18 November 2012 as the third single from the band's second studio album, Come of Age (2012). It was also used in the season 2 finale of the hit US television show New Girl.