Stub or Stubb may refer to:

• Stub (stock), the portion of a corporation left over after most but not all of it has been bought out or spun out
• Stub, a tree cut and allowed to regrow from the trunk; see pollarding
• Pay stub, a receipt or record that the employer has paid an employee
• Stub period, period of time over which interest accrues which is not equal to the usual interval between bond coupon
• Stub road, an unused road junction
• Ticket stub, the portion of an admissions ticket that is retained by the ticket holder

• Stub (distributed computing), a piece of work of a greater calculation in distributed computing
• Stub (electronics), a calculated length section of transmission line used to match impedance in transmission lines
• Method stub, a placeholder method for production code
• Stub network, in computer networking, a section of network with only one exit router to other networks
• Test stub, a test double that returns a particular value

• Stub Wiberg (1875–1929), Norwegian actor

• Stub Brown (1870–1938), American baseball player
• Stubb Ross (died 1987), Canadian airline entrepreneur
• Christopher B. "Stubb" Stubblefield (1931–1995), American barbecue restaurateur and chef, and musician

• Alexander Stubb (born 1968), President of Finland, Prime Minister of Finland from 2014 to 2015
• Ambrosius Stub (1705–1758), Danish poet
• Göran Stubb (born 1935), Finnish ice hockey executive and the father of Alexander Stubb
• Hans Stubb (1906–1973), German soccer player
• Christian Gottlieb Kratzenstein Stub (1783–1816), Danish painter
• Jens Stub (1764–1819), Norwegian politician
• Suzanne Innes-Stubb (born 1970), British-Finnish attorney and the wife of Alexander Stubb
• Sverre Stub (born 1946), Norwegian diplomat

• Stub Place, settlement in Cumbria, England
• Stubb, a character in the novel Moby-Dick by Herman Melville
  • Stubb Glacier, an Antarctic glacier named for the Moby-Dick character

• Stubbe, a surname
• Stubble (disambiguation)
• Stubbs (disambiguation)