"Lost in Yesterday" is a song by Tame Impala, the musical project of the Australian multi-instrumentalist Kevin Parker.

The duo Terri Timely, composed of Ian Kibbey and Corey Creasey, directed the music video for "Lost in Yesterday", which was released on 30 January 2020.

Commercially, "Lost in Yesterday" reached middle-low positions on the main national charts of Australia, Ireland, Lithuania, Portugal, and the United Kingdom.

[1] On 2 March 2020, Tame Impala debuted "Lost In Yesterday" on Jimmy Kimmel Live!, alongside a performance of other album track, "Breathe Deeper".

[13] Christopher Roberts of Under the Radar named "Lost in Yesterday" as one of the best songs of its release week,[15] and Deville opined that it is one of the best The Slow Rush singles.

[2] Al Newstead of the Australian Broadcasting Corporation said that it is "more accessible" than the project's previous singles and compared it to "Patience" (2019) and Currents' "The Moment" (2015).

[13] In a less positive review, Mapes believed that the song "tries to edge up an aggressively beachy vibe [...] and ends up feeling a little dated".

[33] The duo Terri Timely, composed of Ian Kibbey and Corey Creasey, directed the four-minute music video for "Lost in Yesterday", which was released on 30 January 2020.

[37] With a single shot and 1970s style,[38] the camera moves several times through the event's venue,[34] showing the guests becoming more positive as the video progresses.