"The Heart Part 4" is a song by American hip-hop recording artist Kendrick Lamar.

"The Heart Part 3", featuring Ab-Soul and Jay Rock, preceded the release of Good Kid, M.A.A.D City in 2012.

[7] The song mentions Donald Trump, while media outlets perceived it as a diss track to rappers Drake and Big Sean.

[8] A portion of the instrumental, produced by The Alchemist, is used on the song "Fear" from Lamar's fourth album Damn (2017).

[9] For Entertainment Weekly's Eric Renner Brown, Lamar "infuses his boasts of success and wealth with a degree of lyrical nuance that elevates the track".