Blood Feuds  
Author Susan Shwartz, S.M. Stirling, Judith Tarr, Harry Turtledove
Created by Jerry Pournelle
Language English
Series War World Series
Genre(s) Science Fiction
Publisher Baen
Publication date 1993
Preceded by CoDominium: Revolt on War World
Followed by Blood Vengeance

Blood Feuds (Baen, 1993) is a mosaic novel set in Jerry Pournelle's War World Series. It is officially authored by Susan Shwartz, S.M. Stirling, Judith Tarr, and Harry Turtledove, as the novel integrates previously published shorter works from each author. In the case of Turltedove, the novel incorporates his "The Field of Double Sowing" and "Juchi the Accursed".