Capsize means to turn over a boat or ship.

Capsize or Capsized may also refer to:

• "Capsize" (song), by Frenship, 2016
• Capsize (knot), to change its form and rearrange its parts
• Capsized!, a 2011 album by Circus Devils
• Capsized (video game), a 2011 science fiction-themed platform game
• "Capsized", a song from the 2016 Andrew Bird album Are You Serious
• Capsize Glacier, Antarctica
• Capsize (band), an American hardcore band

• All pages with titles beginning with Capsize
• Capesize ships, the largest dry cargo ships
• Turtling (sailing)