88 may refer to:

• 88 (number)
• one of the years 88 BC, AD 88, 1988, 2088
• Highway 88, see List of highways numbered 88
• The 88 (San Jose), a residential skyscraper in San Jose, California, USA
• The 88, a nickname for the piano derived from the number of keys it typically has
• A Morse code abbreviation meaning "Love and kisses"
• 88 (film), a 2015 film directed by April Mullen, starring Katharine Isabelle
• Atomic number 88: radium
• The butterfly genus Diaethria, which has an 88-like pattern on its wings
• The butterfly genus Callicore, which has an 88-like pattern on its wings
• 88, a neo-Nazi symbol and code number for "Heil Hitler," based on "H" being the eighth letter of the alphabet
• 88 Thisbe, a main-belt asteroid
• Oldsmobile 88, a full-sized car produced by General Motors

• Gewehr 88, German rifle
• Patrone 88, German rifle cartridge
• Hanyang 88, Chinese rifle based on the Gewehr 88
• 8.8 cm Flak 18/36/37/41, known as the eighty-eight, a German anti-tank and anti-aircraft gun from World War II

• "88", a song by Sum 41 from Chuck
• "88", a song by The Cool Kids from The Bake Sale
• The 88, an American indie rock band
• The 88 (album), the 2003 debut album by New Zealand band Minuit

• 88 Generation Students Group, a Burmese pro-democracy movement
• Squadron 88, an Australian far-right extremist group
• Unit 88, a New Zealand neo-Nazi group of the 1990s

• All pages with titles beginning with 88
• All pages with titles containing 88
• All pages with titles containing eighty-eight