41 may refer to:

• 41 (number)
• one of the years 41 BC, AD 41, 1941, 2041

• 41 (film), a 2007 documentary about Nicholas O'Neill, the youngest victim of the Station nightclub fire
• 41, a 2012 film by Glenn Triggs
• 41, a 2012 documentary about President George H. W. Bush.
• "#41" (song), a song by the Dave Matthews Band
• Survivor 41, the 41st installment of CBS's reality program Survivor
• "Forty One", a song by Karma to Burn from the album Appalachian Incantation, 2010

• George H. W. Bush, or "Bush 41" (to distinguish him from his son, George W. Bush), 41st president of the United States
• Nick "41" MacLaren, member of the New Zealand hip hop duo Frontline

• HP-41C, a series of calculators made by Hewlett-Packard
  • FOCAL (Hewlett-Packard) (Forty-one calculator language), the language used to program HP-41 calculators
• 41 Daphne, a main-belt asteroid