Zong is the pinyin romanization of the Chinese surname written 宗. The Wade-Giles transliteration is Tsung.

Zong is also a Cantonese-derived spelling for the surname Zhuang (庄/莊).

According to a 2013 study it was the 217th most common surname, shared by 450,000 people or 0.034% of the population, with Jiangsu being the province with the most people.

People with the surname

• Zong Ai (宗愛) (died 452), Northern Wei eunuch
• Zong Bing (宗炳) (375-444), Chinese artist and musician
• Zong Chen (宗臣) (1525–1560), Ming dynasty scholar-official
• Zong Chuke (宗楚客) (d. 710), Tang dynasty chancellor
• Zong Lei (宗磊) (b. 1981), Chinese footballer
• Zong Pu (宗璞) (b. 1928), Chinese writer and scholar
• Zong Qinghou (宗庆后) (b. 1945), Chinese entrepreneur
• Zong Qinke (宗秦客) (d. 691), Tang dynasty official
• Zong Xiangqing (宗祥慶) (b. 1960), Chinese Olympic fencer
• Zong Yu (宗預) (d. 263), Three Kingdoms general
• Connie Chung (宗毓華 Zōng Yùhuá), American news anchor and journalist
• Zong Zoua Her, ethnic Hmong leader
• Zong Xiao Chen (宗笑尘) (born 1998), Chinese professional darts player