The correct pronunciation of the word "Fan" in Zeng Guofan's name is "fān" and the tone is 1. This is because in Chinese, when the word "Fan" is used as a person's name, it should be read out.
Zeng Guofan (18 1 1 year165438+1October 26th to1March 872 12), formerly known as Ceng Zi Cheng, was a famous politician in China in the late Qing Dynasty.