Entertainment

• Lady Gaga
  Lady GaGa
  Stefani Joanne Angelina Germanotta , better known by her stage name Lady Gaga, is an American singer and songwriter. Born and raised in New York City, she primarily studied at the Convent of the Sacred Heart and briefly attended New York University's Tisch School of the Arts before withdrawing to...
  
   (born 1986), American recording artist
• Gaga (movement language)
  Gaga (movement language)
  Gaga is a dance technique and associated vocabulary that was invented by Ohad Naharin. The technique strives to establish a flow throughout the body that allows complete fluidity....
  
  , a dancing technique
• Rara
  Rara
  Originating in Haïti, rara is a form of festival music used for street processions, typically during Easter Week. The music centers on a set of cylindrical bamboo trumpets called vaksen , but also features drums, maracas, güiras or güiros , and metal bells, as well as sometimes also cylindrical...
  
  , a type of Caribbean music called Gaga in the Dominican Republic
• GNZ-004 Gaga, a mobile weapon in Mobile Suit Gundam 00

Sports

• Gaga Chkhetiani (born 1983), Georgian footballer currently playing in Israel
• Ga-ga
  Ga-ga
  Ga-ga is a form of dodgeball.Ga-ga can be a large group of people playing individually, a group of people working as a team against another team, or even one-on-one matches....
  
  , an Israeli form of dodgeball

Other uses

• Gaga (god)
  Gaga (god)
  Gaga is a minor Babylonian deity featured in the Enûma Eliš. She is sent by Anshar to the forces of Tiamat with the formal announcement of Marduk's readiness to battle Tiamat....
  
  , a minor Babylonian deity
• Gaga, a dialect of the Franco-Provençal language
  Franco-Provençal language
  Franco-Provençal , Arpitan, or Romand is a Romance language with several distinct dialects that form a linguistic sub-group separate from Langue d'Oïl and Langue d'Oc. The name Franco-Provençal was given to the language by G.I...
  
   spoken in the region around Saint-Étienne, France
• Algebraic geometry and analytic geometry
  Algebraic geometry and analytic geometry
  In mathematics, algebraic geometry and analytic geometry are two closely related subjects. While algebraic geometry studies algebraic varieties, analytic geometry deals with complex manifolds and the more general analytic spaces defined locally by the vanishing of analytic functions of several...
  
  or , an influential paper by Serre