There were many surnames in the novel. Here are some common ones: 1 Cao Cao: Cao Cao is the protagonist in the Romance of the Three Kingdoms. His surname is Cao. 2. Jia Baoyu: Jia Baoyu is the main character in Dream of the Red Chamber. His surname is Jia. 3. Lin Daiyu: Lin Daiyu is another protagonist in the Dream of the Red Chamber. Her surname is Lin. 4. Ximen Qing: Ximen Qing is a character in Water Margins. His surname is Ximen. 5 Song Jiang: Song Jiang is another protagonist in Water Margins. His surname is Song. 6. Qiao Feng: Qiao Feng is a character in " Demigods and Semi-Devils ". His surname is Qiao. 7 Duan Yu: Duan Yu is another protagonist in " Demigods and Semi-Devils ". His surname is Duan. 8. Linghu Chong: Linghu Chong is the protagonist of " Smiling Proud in Jianghu ". His surname is Ling. 9 Yang Guo: Yang Guo is the protagonist in The Return of the Condor Heroes. His surname is Yang. 10 Xiaolongnu: Xiaolongnu is another protagonist in " Return of the Condor Heroes ". Her surname is Long. These are just some common surnames. There are many other surnames that appear in the novel.