
Outlander
Core book
1991
Best place to start. This is the first main novel and establishes Claire and Jamie's story.
The nine published main Outlander novels in publication order, following Claire and Jamie Fraser from Outlander through Go Tell the Bees That I Am Gone.
Start with Outlander, also published in the UK as Cross Stitch, and read the nine published main novels in publication order. This preserves the intended reveals in a story where chronological order is not a useful first-read alternative. Lord John Grey is optional after Voyager.
No. The Lord John stories add context to the wider universe but are not required for Claire and Jamie's main sequence. If you want them, begin after Voyager.
Publication order is the recommended first-read route. Because the series moves between time periods, a chronological arrangement is less useful and can change the intended flow of information.
2001
Third main novel. Finish Voyager before starting the optional Lord John Grey companion route.