| Song/Tune Title | Book |
| If The Devil Danced (In Empty Pockets) | UCFB |
| If The Good Die Young | UCFB |
| If There Hadn't Been You | UCFB |
| If there is someone lovelier than you | MFFB |
| If There Is Someone Lovelier Than You | SRB |
| If This Isn't Love | RJSFB |
| If this isn't love | RWLPFB |
| If This Isn't Love | HLRJSFB |
| If this isn't love | MACU |
| If This Isn't Love | RLUBFB4 |
| If This Isn't Love | RLUFB3 |
| If This Isn't Love | UBFB |
| If This Isn't Love | UFB3 |
| If Thou But Suffer (God To Guide Thee) | HFB |
| If we can't be the same old sweethearts (We'll just be the same old friends) | RWLPFB |