Atomic Heart is a 2023 first-person shooter action role-playing video game.

Atomic Heart may also refer to:

• Atomic Heart (album), a 1994 album by 'Mr. Children'
• "Atomic Heart" (song), a 2014 single by 'The Mission'; see The Mission discography
• Atom Heart Mother (film), a 2013 Iranian film also released as "Atomic Heart"

• All pages with titles beginning with Atomic Heart
• All pages with titles containing Atomic Heart