There are 15 books in the Honor Harrington series. The newest book is Toll of Honor which came out in 2024.

2
The Honor of the Queen

The Honor of the Queen
On the planet Grayson to participate in diplomatic talks between the Kingdom of Manticore and the Republic of Haven, Honor Harrington discovers that she is stuck on a fiercely patriarchal, misogynist planet.
For eight bloody years, Commodore Honor Harrington has been in the forefront of the battle between the Star Kingdom of Manticore and the vastly more powerful People's Republic of Haven. Now Honor has fallen, captured by the Peep Navy, turned over to the forces of State Security, and executed, her…

11
At All Costs

Book cover of At All Costs
What price victory? The war with the Repbulic of Haven has
resumed...disastrously for the Start Kingdom of Manticore. Admiral Lady Dame
Honor Harrington, Steadholder and Duchess Harrington, the single victorious
Allied commander of the opening

12
Mission Of Honor

Book cover of Mission Of Honor
The Star Kingdom of Manticore and the Republic of Haven have been enemies for Honor Harrington's entire life, and she has paid a price for the victories she's achieved in that conflict. And now the unstoppable juggernaut of the mighty Solarian Le

13
A Rising Thunder

Book cover of A Rising Thunder
Peril and strife strike on a double front for Honor Harrington and company. After a brutal attack on the Manticoran home system, Honor Harrington and the Star Kingdom she serves battle back against a new, technologically powerful, and utterly nefarious enemy. And as if that weren't task enough, Honor must…

14
Uncompromising Honor

Book cover of Uncompromising Honor
HONOR'S FINISHING WHAT SHE STARTED

The Solarian League's navy counts its superdreadnoughts by the thousands. Not even its own government knows how enormous its economy truly is. And for hundreds of years, the League has borne the banner of human civiliza