The best selling album in 2006 in Ireland was THE LOVE ALBUM by WESTLIFE.
| Rank | Artist | Album | Released |
| 1 | WESTLIFE | THE LOVE ALBUM | 2006 |
| 2 | SNOW PATROL | EYES OPEN | 2006 |
| 3 | NOW SERIES (UK) | NOW THAT'S WHAT I CALL MUSIC! 65 | 2006 |
| 4 | JOHNNY CASH | THE LEGEND OF JOHNNY CASH | 2005 |
| 5 | U2 | U218 SINGLES | 2006 |
| 6 | MARIO ROSENSTOCK | GIFT GRUB VOL. 7 | 2006 |
| 7 | THE KILLERS | SAM'S TOWN | 2006 |
| 8 | NOW SERIES (UK) | NOW THAT'S WHAT I CALL MUSIC! 64 | 2006 |
| 9 | ARCTIC MONKEYS | WHATEVER PEOPLE SAY I AM, THAT'S WHAT I'M NOT | 2006 |
| 10 | SHAYNE WARD | SHAYNE WARD | 2006 |
| 11 | KELLY CLARKSON | BREAKAWAY | 2004 |
| 12 | RED HOT CHILI PEPPERS | STADIUM ARCADIUM | 2006 |
| 13 | IL DIVO | SIEMPRE | 2006 |
| 14 | THE PUSSYCAT DOLLS | PCD | 2005 |
| 15 | JUSTIN TIMBERLAKE | FUTURESEX/LOVESOUNDS | 2006 |
| 16 | RAZORLIGHT | RAZORLIGHT | 2006 |
| 17 | HIGH SCHOOL MUSICAL CAST | HIGH SCHOOL MUSICAL (SOUNDTRACK) | 2006 |
| 18 | OASIS | STOP THE CLOCKS | 2006 |
| 19 | THE BEATLES | LOVE | 2006 |
| 20 | JAMES BLUNT | BACK TO BEDLAM | 2004 |
Source: IRMA