Perrin

Perrin may refer to:

• Perrin Air Force Base, located in rural Grayson County, Texas
• Perrin friction factors, in hydrodynamics
• Perrin number, in mathematics
• Perrin's Beaked Whale, the newest species of Beaked Whale to be described (1975)
• Perrin's cave beetle, an extinct freshwater beetle from France
• Perrin, Texas, an unincorporated community in southeastern Jack County, Texas (USA)
  • Perrin-Whitt Consolidated Independent School District, a public school district
• Towers Perrin, a global professional services firm