Facts
Real facts about everything, written for your grade.
21 books in the main series, all by Jeff Kinney, counted on 5 November 2026. A new one has come out every year since 2007.
There are 21 Diary of a Wimpy Kid books in the main series, written and drawn by Jeff Kinney. The newest is book 21, Fight or Flight (2026). The first, Diary of a Wimpy Kid, came out in 2007.
A new book has come out every year since then (two in 2009), so the number goes up. Some lists also count the spin-off books and get a bigger number.
Greg's best friend Rowley has his own diaries, the Rowley Jefferson's Awesome Friendly books. They are not numbered in the main series, so they are not in the count.
Diary of a Wimpy Kid books in order lists every book with its number and year, from the publisher's pages, with a checklist to tick off the ones you have read.
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