| Justboy | |
| Cover: | Justboy.jpg |
| Type: | single |
| Artist: | Biffy Clyro |
| Album: | Blackened Sky |
| Released: | 1 October 2001 (UK) |
| Recorded: | The Practice Pad Glasgow, Scotland |
| Genre: | Alternative rock |
| Length: | 4:23 |
| Label: | Beggars Banquet BBQ335CD (UK, CD) BBQ335 (UK, 7") |
| Producer: | Chris Sheldon |
| Prev Title: | 27 |
| Prev Year: | 2000 |
| Next Title: | 57 |
| Next Year: | 2002 |
"Justboy" is a song by Biffy Clyro from their 2002 debut album, Blackened Sky. It was the band's second single.
Simon Neil has commented on the song, saying:
Songs and lyrics by Simon Neil. Music by Biffy Clyro.