| Year | Award | Category | Status |
|---|---|---|---|
| 2004 | Locus Poll Award | Best Young Adult Book | Nominee/Finalist |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 2003 |
|
The Merlin Conspiracy | Greenwillow Books / HarperCollins | Novel | |
| April 2003 |
|
The Merlin Conspiracy | Collins | Novel | |
| April 2003 |
|
The Merlin Conspiracy | Collins | Novel | |
| April 2003 |
|
The Merlin Conspiracy | Greenwillow Books / HarperCollins | Novel | |
| 2004 |
|
The Merlin Conspiracy | Collins | Novel | |
| March 2004 |
|
The Merlin Conspiracy | CollinsVoyager | Novel | |
| May 2004 |
|
The Merlin Conspiracy | Greenwillow Books / HarperTrophy | Novel | |
| June 2007 |
|
Het Merlijncomplot | Mynx | Novel | |
| May 2008 |
|
The Merlin Conspiracy | Paw Prints | Novel | |
| October 2009 |
|
La conspiration Merlin | J'ai Lu | Novel | |
| March 2010 | The Merlin Conspiracy | HarperCollins Children's Books | Novel | ||
| September 2012 |
|
The Merlin Conspiracy | Greenwillow Books / HarperCollins | Novel | |
| December 2012 |
|
The Merlin Conspiracy | CollinsVoyager | Novel | |
| April 2013 |
|
The Merlin Conspiracy | HarperCollins Children's Books | Novel | |
| April 2013 |
|
The Merlin Conspiracy | HarperCollins Children's Books | Novel |