Mary Russell series
The Beekeeper's Apprentice (1994)
A Monstrous Regiment of Women (1995)
A Letter of Mary (1997)
The Moor (1998)
O Jerusalem (1999)
Justice Hall (2002)
The Game (2004)
Locked Rooms (2005)
The Language of Bees (2009)
The Green Man (2010)

Kate Martinelli series
A Grave Talent (1993)
To Play the Fool (1995)
With Child (1996)
Night Work (2000)
The Art of Detection (2006)

Other Novels
A Darker Place (1999)
Folly (2001)
Keeping Watch (2003)
Califia's Daughters (2004) - written as Leigh Richards
Touchstone (2007)