thir

Thir may refer to:

• Thir (band), a US band
• Thír, wife of Þræll, the ancestress of serfs in the Eddic poem Rígsþula
• Thir Pasha, a commander of Albanian bashi-bazouks who briefly seized Ottoman Cairo in 1803; see Muhammad Ali's seizure of power

Rígsþula or Rígsmál ("Lay of Ríg") is an Eddic poem in which a Norse god named Ríg or Rígr, described as "old and wise, mighty and strong", fathers the classes of mankind. The prose introduction states that Rígr is another name for Heimdall, who is also called the father of mankind in Völuspá.