Great Grandpa are an American indie rock group from Seattle, Washington.

[1] Great Grandpa formed in 2014, releasing their first EP Can Opener the following year on Broken World Media.

[3][4][5][6] Great Grandpa released their second full-length album Four of Arrows on October 25, 2019.

Stereogum premiered Four of Arrows single 'Mono No Aware' in August 2019,[7] and also named the record as "album of the week" on the week of its release.

[8] In January 2025, Great Grandpa announced a third full-length album Patience, Moonbeam, to be released on Run for Cover Records on March 28th, along with a short run of shows on the East Coast, and two California dates.