Sparx can refer to:
- Sparx, the nickname of Sprx-77 in Super Robot Monkey Team Hyperforce Go!
- Sparx (Ace Lightning), a character from Ace Lightning
- Sparx (Spyro), a character in the Spyro series of video games
- Sparx Animation Studios, a CGI animation studio
- Sparx Systems, an Australian software company
- Sparx (band), a band formed by the top five winners of the first season of Popstars Indonesia
- Sparx (US band), a Spanish band from New Mexico
- Sparx (comics), an electricity based superhero, and member of the Ravers
- SparX, the name of team 1126, in the FIRST Robotics Competition (FRC)
- Sparx (artist), a graffiti artist in England