Ding may refer to:

• Chen Ding (born 1992), Chinese racewalker and 2012 Olympic champion
• Ding (surname) (丁), a Chinese surname and list of people with the name
• Ding Junhui, Chinese professional snooker player
• Duke Ding of Jin (died 475 BC), ruler of Jin
• Duke Ding of Qi, tenth century ruler of Qi
• Empress Dowager Ding (died 402), empress dowager of the state of Later Yan
• Geng Ding, a king of the Shang Dynasty of China from c. 1170 to c. 1147 BC
• Helian Ding (died 432?), ruler of the Mongolian Xiongnu state of Xia
• Huang Ding (-1730), Chinese landscape painter and poet
• King Ding of Zhou, King of the Zhou Dynasty in Ancient China from 606 to 586 BC
• Wen Ding, a king of the Shang Dynasty from 1112 to 1102 BC
• Zhong Ding, 9th or 10th king of the Shang Dynasty
• Zu Ding, an early king of the Shang Dynasty
• Qu Ding, Chinese painter of the Song Dynasty

Gnus , or Gnus Network User Services, is a message reader which is part of GNU Emacs. (It also works in XEmacs.) It supports reading and composing both e-mail and news and can also act as an RSS reader, web processor, and directory browser for both local and remote filesystems.