Madelyn Sanders is a pseudonym for mystery writer Dianne Day. Under the Sanders name, she published four books with Harlequin Intrigue. Day has also written under the name Diana Bane. Day was born in 1938 and resides in California.
- Darkness At Cottonwood Hall - March 1993 Harlequin Intrigue # 218
- Laird's Mount - July 1993 Harlequin Intrigue # 234
- Sarabande - June 1992 Harlequin Intrigue # 187
- Under Venice - March 1991 Harlequin Intrigue # 158
On the Web
-  - Interview with Dianne Day at Writers Write